diff --git a/.gitignore b/.gitignore
index 6c6c783..3b1fb24 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,7 +4,6 @@ venv
 logs
 sqlStorage
 playground
-alembic.ini
 .DS_Store
 messages.pot
 activeConfig
diff --git a/alembic/env.py b/alembic/env.py
index b50e221..38fea83 100644
--- a/alembic/env.py
+++ b/alembic/env.py
@@ -1,3 +1,4 @@
+import os
 from logging.config import fileConfig
 
 from sqlalchemy import engine_from_config
@@ -7,6 +8,10 @@ from alembic import context
 
 config = context.config
 
+database_url = os.environ.get("DATABASE_URL")
+if database_url:
+    config.set_main_option("sqlalchemy.url", database_url)
+
 if config.config_file_name is not None:
     fileConfig(config.config_file_name)
 
diff --git a/app/api/routes/_blockchain.py b/app/api/routes/_blockchain.py
index ce9e61d..ffcee89 100644
--- a/app/api/routes/_blockchain.py
+++ b/app/api/routes/_blockchain.py
@@ -56,6 +56,15 @@ async def s_api_v1_blockchain_send_new_content_message(request):
             assert field_key in request.json, f"No {field_key} provided"
             assert field_value(request.json[field_key]), f"Invalid {field_key} provided"
 
+        artist = request.json.get('artist')
+        if artist is not None:
+            assert isinstance(artist, str), "Invalid artist provided"
+            artist = artist.strip()
+            if artist == "":
+                artist = None
+        else:
+            artist = None
+
         # Support legacy: 'content' as decrypted ContentId; and new: 'content' as encrypted IPFS CID
         source_content_cid, cid_err = resolve_content(request.json['content'])
         assert not cid_err, f"Invalid content CID provided: {cid_err}"
@@ -85,11 +94,16 @@ async def s_api_v1_blockchain_send_new_content_message(request):
             image_content = None
 
 
-        content_title = f"{', '.join(request.json['authors'])} – {request.json['title']}" if request.json['authors'] else request.json['title']
+        content_title = request.json['title']
+        if artist:
+            content_title = f"{artist} – {content_title}"
+        elif request.json['authors']:
+            content_title = f"{', '.join(request.json['authors'])} – {request.json['title']}"
 
         metadata_content = await create_metadata_for_item(
             request.ctx.db_session,
-            title=content_title,
+            title=request.json['title'],
+            artist=artist,
             cover_url=f"{PROJECT_HOST}/api/v1.5/storage/{image_content_cid.serialize_v2()}" if image_content_cid else None,
             authors=request.json['authors'],
             hashtags=request.json['hashtags'],
diff --git a/app/api/routes/admin.py b/app/api/routes/admin.py
index 6a6bc82..6b1b196 100644
--- a/app/api/routes/admin.py
+++ b/app/api/routes/admin.py
@@ -181,11 +181,14 @@ def _storage_download_url(file_hash: Optional[str]) -> Optional[str]:
 def _pick_primary_download(candidates: List[tuple[str, Optional[str], Optional[int]]]) -> Optional[str]:
     priority = (
         'decrypted_high',
+        'decrypted_original',
         'decrypted_low',
         'decrypted_preview',
         'high',
         'low',
         'preview',
+        'original',
+        'stored',
     )
     for target in priority:
         for kind, url, _ in candidates:
@@ -656,6 +659,7 @@ async def s_api_v1_admin_uploads(request):
         }
 
         search_parts: List[Any] = [
+            content.artist,
             content.title,
             content.description,
             content.encrypted_cid,
@@ -697,6 +701,7 @@ async def s_api_v1_admin_uploads(request):
             'metadata_cid': metadata_cid,
             'content_hash': content_hash,
             'title': content.title,
+            'artist': content.artist,
             'description': content.description,
             'content_type': content.content_type,
             'size': {
@@ -1342,10 +1347,21 @@ async def s_api_v1_admin_licenses(request):
             metadata_candidate = stored_meta.get('metadata') if isinstance(stored_meta.get('metadata'), dict) else {}
             title_candidates = [
                 stored_meta.get('title'),
+                metadata_candidate.get('title') if isinstance(metadata_candidate, dict) else None,
                 metadata_candidate.get('name') if isinstance(metadata_candidate, dict) else None,
                 stored_meta.get('license', {}).get('title') if isinstance(stored_meta.get('license'), dict) else None,
             ]
             title_value = next((value for value in title_candidates if isinstance(value, str) and value.strip()), None)
+            artist_candidates = []
+            if isinstance(metadata_candidate, dict):
+                artist_candidates.extend([
+                    metadata_candidate.get('artist'),
+                    (metadata_candidate.get('authors') or [None])[0] if isinstance(metadata_candidate.get('authors'), list) else None,
+                ])
+            artist_candidates.extend([
+                stored_meta.get('artist'),
+            ])
+            artist_value = next((value for value in artist_candidates if isinstance(value, str) and value.strip()), None)
             try:
                 cid_value = stored_content.cid.serialize_v2()
             except Exception:
@@ -1354,7 +1370,8 @@ async def s_api_v1_admin_licenses(request):
                 'id': stored_content.id,
                 'hash': stored_content.hash,
                 'cid': cid_value,
-                'title': title_value or stored_content.hash,
+                'title': (title_value or stored_content.hash),
+                'artist': artist_value,
                 'type': stored_content.type,
                 'owner_address': stored_content.owner_address,
                 'onchain_index': stored_content.onchain_index,
@@ -1773,11 +1790,17 @@ async def s_api_v1_admin_status(request):
     ec = (await session.execute(select(EncryptedContent))).scalars().all()
     backlog = 0
     for e in ec:
-        if not e.preview_enabled:
+        ctype = (e.content_type or '').lower()
+        if ctype.startswith('audio/'):
+            req = {'decrypted_low', 'decrypted_high'}
+        elif ctype.startswith('video/'):
+            req = {'decrypted_low', 'decrypted_high', 'decrypted_preview'}
+        else:
+            req = {'decrypted_original'}
+        if not req:
             continue
-        kinds = [d.kind for d in deriv if d.content_id == e.id and d.status == 'ready']
-        req = {'decrypted_low', 'decrypted_high', 'decrypted_preview'}
-        if not req.issubset(set(kinds)):
+        kinds = {d.kind for d in deriv if d.content_id == e.id and d.status == 'ready'}
+        if not req.issubset(kinds):
             backlog += 1
     try:
         bs = await bitswap_stat()
diff --git a/app/api/routes/content.py b/app/api/routes/content.py
index eeedc12..4b7a0cc 100644
--- a/app/api/routes/content.py
+++ b/app/api/routes/content.py
@@ -2,7 +2,6 @@ from datetime import datetime, timedelta
 from sanic import response
 from sqlalchemy import select, and_, func
 from aiogram import Bot, types
-from sqlalchemy import and_
 from app.core.logger import make_log
 from app.core.models._config import ServiceConfig
 from app.core.models.node_storage import StoredContent
@@ -67,31 +66,53 @@ async def s_api_v1_content_view(request, content_address: str):
         select(StoredContent).where(StoredContent.hash == cid.content_hash_b58)
     )).scalars().first()
     async def open_content_async(session, sc: StoredContent):
+        encrypted = sc if sc.encrypted else None
+        decrypted = sc if not sc.encrypted else None
         if not sc.encrypted:
-            decrypted = sc
             encrypted = (await session.execute(select(StoredContent).where(StoredContent.decrypted_content_id == sc.id))).scalars().first()
         else:
-            encrypted = sc
             decrypted = (await session.execute(select(StoredContent).where(StoredContent.id == sc.decrypted_content_id))).scalars().first()
-        assert decrypted and encrypted, "Can't open content"
-        ctype = decrypted.json_format().get('content_type', 'application/x-binary')
+        if not encrypted:
+            raise AssertionError("Can't open content")
+        content_mime = None
+        if decrypted:
+            try:
+                content_mime = decrypted.json_format().get('content_type')
+            except Exception:
+                content_mime = None
+        if not content_mime:
+            meta = encrypted.meta or {}
+            content_mime = meta.get('content_type') or 'application/octet-stream'
         try:
-            content_type = ctype.split('/')[0]
+            content_type = content_mime.split('/')[0]
         except Exception:
             content_type = 'application'
-        return {'encrypted_content': encrypted, 'decrypted_content': decrypted, 'content_type': content_type}
+        return {
+            'encrypted_content': encrypted,
+            'decrypted_content': decrypted,
+            'content_type': content_type,
+            'content_mime': content_mime,
+        }
     content = await open_content_async(request.ctx.db_session, r_content)
+    encrypted_content = content['encrypted_content']
+    decrypted_content = content.get('decrypted_content')
+    content_mime = content.get('content_mime') or 'application/octet-stream'
+    is_audio = content_mime.startswith('audio/')
+    is_video = content_mime.startswith('video/')
+    content_kind = 'audio' if is_audio else ('video' if is_video else 'other')
 
-    master_address = content['encrypted_content'].meta.get('item_address', '')
+    master_address = encrypted_content.meta.get('item_address', '')
     opts = {
-        'content_type': content['content_type'],  # возможно с ошибками, нужно переделать на ffprobe
+        'content_type': content_kind,
+        'content_kind': content_kind,
+        'content_mime': content_mime,
         'content_address': license_address or master_address,
         'license_address': license_address,
         'master_address': master_address,
     }
-    if content['encrypted_content'].key_id:
+    if encrypted_content.key_id:
         known_key = (await request.ctx.db_session.execute(
-            select(KnownKey).where(KnownKey.id == content['encrypted_content'].key_id)
+            select(KnownKey).where(KnownKey.id == encrypted_content.key_id)
         )).scalars().first()
         if known_key:
             opts['key_hash'] = known_key.seed_hash  # нахер не нужно на данный момент
@@ -104,14 +125,14 @@ async def s_api_v1_content_view(request, content_address: str):
     if request.ctx.user:
         user_wallet_address = await request.ctx.user.wallet_address_async(request.ctx.db_session)
         have_access = (
-                (content['encrypted_content'].owner_address == user_wallet_address)
+                (encrypted_content.owner_address == user_wallet_address)
                 or bool((await request.ctx.db_session.execute(select(UserContent).where(
-                    and_(UserContent.owner_address == user_wallet_address, UserContent.status == 'active', UserContent.content_id == content['encrypted_content'].id)
+                    and_(UserContent.owner_address == user_wallet_address, UserContent.status == 'active', UserContent.content_id == encrypted_content.id)
                 ))).scalars().first()) \
                 or bool((await request.ctx.db_session.execute(select(StarsInvoice).where(
                     and_(
                         StarsInvoice.user_id == request.ctx.user.id,
-                        StarsInvoice.content_hash == content['encrypted_content'].hash,
+                        StarsInvoice.content_hash == encrypted_content.hash,
                         StarsInvoice.paid == True
                     )
                 ))).scalars().first())
@@ -122,7 +143,7 @@ async def s_api_v1_content_view(request, content_address: str):
             if current_star_rate < 0:
                 current_star_rate = 0.00000001
 
-            stars_cost = int(int(content['encrypted_content'].meta['license']['resale']['price']) / 1e9 / current_star_rate * 1.2)
+            stars_cost = int(int(encrypted_content.meta['license']['resale']['price']) / 1e9 / current_star_rate * 1.2)
             if request.ctx.user.telegram_id in [5587262915, 6861699286]:
                 stars_cost = 2
 
@@ -132,7 +153,7 @@ async def s_api_v1_content_view(request, content_address: str):
                     StarsInvoice.user_id == request.ctx.user.id,
                     StarsInvoice.created > datetime.now() - timedelta(minutes=25),
                     StarsInvoice.amount == stars_cost,
-                    StarsInvoice.content_hash == content['encrypted_content'].hash,
+                    StarsInvoice.content_hash == encrypted_content.hash,
                 )
             ))).scalars().first()
             if exist_invoice:
@@ -154,7 +175,7 @@ async def s_api_v1_content_view(request, content_address: str):
                             type='access',
                             amount=stars_cost,
                             user_id=request.ctx.user.id,
-                            content_hash=content['encrypted_content'].hash,
+                            content_hash=encrypted_content.hash,
                             invoice_url=invoice_url
                         )
                     )
@@ -168,12 +189,17 @@ async def s_api_v1_content_view(request, content_address: str):
                     'amount': stars_cost,
                 }
 
-    display_options = {'content_url': None}
+    display_options = {
+        'content_url': None,
+        'download_url': None,
+        'content_kind': content_kind,
+        'content_mime': content_mime,
+    }
 
     if have_access:
         opts['have_licenses'].append('listen')
 
-    enc_cid = content['encrypted_content'].meta.get('content_cid') or content['encrypted_content'].meta.get('encrypted_cid')
+    enc_cid = encrypted_content.meta.get('content_cid') or encrypted_content.meta.get('encrypted_cid')
     ec_v3 = None
     derivative_rows = []
     if enc_cid:
@@ -185,7 +211,7 @@ async def s_api_v1_content_view(request, content_address: str):
     if enc_cid:
         upload_row = (await request.ctx.db_session.execute(select(UploadSession).where(UploadSession.encrypted_cid == enc_cid))).scalars().first()
 
-    converted_meta_map = dict(content['encrypted_content'].meta.get('converted_content') or {})
+    converted_meta_map = dict(encrypted_content.meta.get('converted_content') or {})
 
     derivative_latest = {}
     if derivative_rows:
@@ -199,24 +225,57 @@ async def s_api_v1_content_view(request, content_address: str):
         file_hash = row.local_path.split('/')[-1]
         return file_hash, f"{PROJECT_HOST}/api/v1.5/storage/{file_hash}"
 
-    chosen_row = None
+    preview_row = None
+    download_row = None
     if have_access:
-        for key in ('decrypted_low', 'decrypted_high'):
+        preview_priority = ['decrypted_low', 'decrypted_high'] if (is_audio or is_video) else []
+        download_priority = ['decrypted_high', 'decrypted_low']
+        if content_kind == 'other':
+            download_priority = ['decrypted_original']
+        for key in preview_priority:
             if key in derivative_latest:
-                chosen_row = derivative_latest[key]
+                preview_row = derivative_latest[key]
+                break
+        for key in download_priority:
+            if key in derivative_latest:
+                download_row = derivative_latest[key]
                 break
     else:
-        for key in ('decrypted_preview', 'decrypted_low'):
+        preview_priority = ['decrypted_preview', 'decrypted_low'] if (is_audio or is_video) else []
+        for key in preview_priority:
             if key in derivative_latest:
-                chosen_row = derivative_latest[key]
+                preview_row = derivative_latest[key]
                 break
 
-    if chosen_row:
-        file_hash, url = _row_to_hash_and_url(chosen_row)
+    if preview_row:
+        file_hash, url = _row_to_hash_and_url(preview_row)
         if url:
             display_options['content_url'] = url
-            opts['content_ext'] = (chosen_row.content_type or '').split('/')[-1] if chosen_row.content_type else None
-            converted_meta_map.setdefault('low' if have_access else 'low_preview', file_hash)
+            if preview_row.content_type and not opts.get('content_ext'):
+                opts['content_ext'] = (preview_row.content_type or '').split('/')[-1]
+            preview_map = {
+                'decrypted_low': 'low',
+                'decrypted_high': 'high',
+                'decrypted_preview': 'low_preview',
+            }
+            cache_key = preview_map.get(preview_row.kind)
+            if cache_key:
+                converted_meta_map.setdefault(cache_key, file_hash)
+
+    if download_row and have_access:
+        download_hash, download_url = _row_to_hash_and_url(download_row)
+        if download_url:
+            display_options['download_url'] = download_url
+            if download_row.content_type and not opts.get('content_ext'):
+                opts['content_ext'] = download_row.content_type.split('/')[-1]
+            download_map = {
+                'decrypted_high': 'high',
+                'decrypted_low': 'low',
+                'decrypted_original': 'original',
+            }
+            d_cache_key = download_map.get(download_row.kind)
+            if d_cache_key:
+                converted_meta_map.setdefault(d_cache_key, download_hash)
 
     if not display_options['content_url'] and converted_meta_map:
         preference = ['low', 'high', 'low_preview'] if have_access else ['low_preview', 'low', 'high']
@@ -227,11 +286,28 @@ async def s_api_v1_content_view(request, content_address: str):
             stored = (await request.ctx.db_session.execute(select(StoredContent).where(StoredContent.hash == hash_value))).scalars().first()
             if stored:
                 display_options['content_url'] = stored.web_url
-                opts['content_ext'] = stored.filename.split('.')[-1]
+                if not opts.get('content_ext'):
+                    opts['content_ext'] = stored.filename.split('.')[-1]
                 break
 
+    if have_access and not display_options['download_url'] and converted_meta_map:
+        download_keys = ['original', 'high', 'low']
+        for key in download_keys:
+            hash_value = converted_meta_map.get(key)
+            if not hash_value:
+                continue
+            stored = (await request.ctx.db_session.execute(select(StoredContent).where(StoredContent.hash == hash_value))).scalars().first()
+            if stored:
+                display_options['download_url'] = stored.web_url
+                if not opts.get('content_ext'):
+                    opts['content_ext'] = stored.filename.split('.')[-1]
+                break
+
+    if not opts.get('content_ext'):
+        opts['content_ext'] = content_mime.split('/')[-1] if '/' in content_mime else None
+
     # Metadata fallback
-    content_meta = content['encrypted_content'].json_format()
+    content_meta = encrypted_content.json_format()
     content_metadata_json = None
     _mcid = content_meta.get('metadata_cid') or None
     if _mcid:
@@ -247,20 +323,58 @@ async def s_api_v1_content_view(request, content_address: str):
     if not content_metadata_json:
         fallback_name = (ec_v3.title if ec_v3 else None) or content_meta.get('title') or content_meta.get('cid')
         fallback_description = (ec_v3.description if ec_v3 else '') or ''
+        fallback_artist = content_meta.get('artist') or None
         content_metadata_json = {
             'name': fallback_name or 'Без названия',
+            'title': fallback_name or 'Без названия',
+            'artist': fallback_artist,
             'description': fallback_description,
             'downloadable': False,
         }
         cover_cid = content_meta.get('cover_cid')
         if cover_cid:
             content_metadata_json.setdefault('image', f"{PROJECT_HOST}/api/v1.5/storage/{cover_cid}")
+    else:
+        if 'title' not in content_metadata_json or not content_metadata_json.get('title'):
+            content_metadata_json['title'] = content_metadata_json.get('name')
+        if 'artist' not in content_metadata_json:
+            inferred_artist = None
+            authors_list = content_metadata_json.get('authors')
+            if isinstance(authors_list, list) and authors_list:
+                inferred_artist = authors_list[0]
+            content_metadata_json['artist'] = inferred_artist
+        if content_metadata_json.get('artist') in ('', None):
+            content_metadata_json['artist'] = None
+        if not content_metadata_json.get('name'):
+            content_metadata_json['name'] = content_metadata_json.get('title') or 'Без названия'
+
+    if ec_v3 and not content_metadata_json.get('artist') and getattr(ec_v3, 'artist', None):
+        content_metadata_json['artist'] = ec_v3.artist
+    if ec_v3 and not content_metadata_json.get('title') and getattr(ec_v3, 'title', None):
+        content_metadata_json['title'] = ec_v3.title
+
+    display_title = content_metadata_json.get('title') or content_metadata_json.get('name') or 'Без названия'
+    display_artist = content_metadata_json.get('artist')
+    if display_artist:
+        content_metadata_json['display_name'] = f"{display_artist} – {display_title}"
+    else:
+        content_metadata_json['display_name'] = display_title
+    content_metadata_json['mime_type'] = content_mime
+    if 'file_extension' not in content_metadata_json or not content_metadata_json.get('file_extension'):
+        try:
+            content_metadata_json['file_extension'] = content_mime.split('/')[1]
+        except Exception:
+            content_metadata_json['file_extension'] = None
+    content_metadata_json['content_kind'] = content_kind
 
     display_options['metadata'] = content_metadata_json
+    display_options['is_preview_available'] = bool(display_options.get('content_url'))
+    display_options['is_download_available'] = bool(display_options.get('download_url'))
 
-    opts['downloadable'] = content_metadata_json.get('downloadable', False)
-    if opts['downloadable'] and 'listen' not in opts['have_licenses']:
-        opts['downloadable'] = False
+    base_downloadable = content_metadata_json.get('downloadable', False)
+    if content_kind == 'other':
+        base_downloadable = True
+    opts['downloadable'] = bool(display_options.get('download_url')) and base_downloadable and have_access
 
     # Conversion status summary
     conversion_summary = {}
@@ -278,9 +392,13 @@ async def s_api_v1_content_view(request, content_address: str):
             'updated_at': (row.last_access_at or row.created_at).isoformat() + 'Z' if (row.last_access_at or row.created_at) else None,
         })
 
-    required_kinds = {'decrypted_low', 'decrypted_high'}
-    if ec_v3 and ec_v3.content_type.startswith('video/'):
-        required_kinds.add('decrypted_preview')
+    effective_mime = (ec_v3.content_type if ec_v3 and ec_v3.content_type else content_mime) or ''
+    if effective_mime.startswith('audio/'):
+        required_kinds = {'decrypted_low', 'decrypted_high'}
+    elif effective_mime.startswith('video/'):
+        required_kinds = {'decrypted_low', 'decrypted_high', 'decrypted_preview'}
+    else:
+        required_kinds = {'decrypted_original'}
 
     statuses_by_kind = {kind: row.status for kind, row in derivative_summary_map.items() if kind in required_kinds}
     conversion_state = 'pending'
@@ -293,7 +411,7 @@ async def s_api_v1_content_view(request, content_address: str):
     elif statuses_by_kind:
         conversion_state = 'partial'
 
-    if display_options['content_url']:
+    if display_options['content_url'] or (content_kind == 'other' and display_options.get('download_url')):
         conversion_state = 'ready'
 
     upload_info = None
@@ -306,7 +424,7 @@ async def s_api_v1_content_view(request, content_address: str):
             'updated_at': upload_row.updated_at.isoformat() + 'Z' if upload_row.updated_at else None,
         }
 
-    final_state = 'ready' if display_options['content_url'] else None
+    final_state = 'ready' if (display_options['content_url'] or (content_kind == 'other' and display_options.get('download_url'))) else None
     if final_state != 'ready':
         upload_state = upload_row.state if upload_row else None
         if conversion_state == 'failed' or upload_state in ('failed', 'conversion_failed'):
@@ -331,9 +449,12 @@ async def s_api_v1_content_view(request, content_address: str):
         'upload_state': upload_info['state'] if upload_info else None,
     }
 
+    encrypted_payload = encrypted_content.json_format()
+    if ec_v3:
+        encrypted_payload['artist'] = getattr(ec_v3, 'artist', None)
     return response.json({
         **opts,
-        'encrypted': content['encrypted_content'].json_format(),
+        'encrypted': encrypted_payload,
         'display_options': display_options,
     })
     
diff --git a/app/api/routes/upload_status.py b/app/api/routes/upload_status.py
index e8cc0a1..a1f50e9 100644
--- a/app/api/routes/upload_status.py
+++ b/app/api/routes/upload_status.py
@@ -27,9 +27,12 @@ async def s_api_v1_upload_status(request, upload_id: str):
                 {"kind": kind, "status": status}
                 for kind, status in derivative_rows
             ]
-            required = {"decrypted_high", "decrypted_low"}
-            if ec.preview_enabled and ec.content_type.startswith("video/"):
-                required.add("decrypted_preview")
+            if ec.content_type and ec.content_type.startswith("audio/"):
+                required = {"decrypted_high", "decrypted_low"}
+            elif ec.content_type and ec.content_type.startswith("video/"):
+                required = {"decrypted_high", "decrypted_low", "decrypted_preview"}
+            else:
+                required = {"decrypted_original"}
             statuses = {kind: status for kind, status in derivative_rows}
             if required and all(statuses.get(k) == "ready" for k in required):
                 conv_state = "ready"
diff --git a/app/api/routes/upload_tus.py b/app/api/routes/upload_tus.py
index 27a4e77..e947b25 100644
--- a/app/api/routes/upload_tus.py
+++ b/app/api/routes/upload_tus.py
@@ -69,6 +69,7 @@ async def s_api_v1_upload_tus_hook(request):
     meta = upload.get("MetaData") or {}
     # Common metadata keys
     title = meta.get("title") or meta.get("Title") or meta.get("name") or "Untitled"
+    artist = (meta.get("artist") or meta.get("Artist") or "").strip()
     description = meta.get("description") or meta.get("Description") or ""
     content_type = meta.get("content_type") or meta.get("Content-Type") or "application/octet-stream"
     preview_enabled = content_type.startswith("audio/") or content_type.startswith("video/")
@@ -155,6 +156,7 @@ async def s_api_v1_upload_tus_hook(request):
         ec = EncryptedContent(
             encrypted_cid=encrypted_cid,
             title=title,
+            artist=artist or None,
             description=description,
             content_type=content_type,
             enc_size_bytes=enc_size,
@@ -196,7 +198,9 @@ async def s_api_v1_upload_tus_hook(request):
                 'storage': 'ipfs',
                 'encrypted_cid': encrypted_cid,
                 'upload_id': upload_id,
-                'source': 'tusd'
+                'source': 'tusd',
+                'title': title,
+                'artist': artist or None,
             }
             encrypted_stored_content = StoredContent(
                 type="local/encrypted_ipfs",
@@ -218,12 +222,14 @@ async def s_api_v1_upload_tus_hook(request):
             "encrypted_cid": encrypted_cid,
             "title": title,
             "description": description,
+            "artist": artist,
             "content_type": content_type,
             "size_bytes": enc_size,
             "preview_enabled": preview_enabled,
             "preview_conf": ec.preview_conf,
             "issuer_node_id": key_fpr,
             "salt_b64": _b64(salt),
+            "artist": artist or None,
         }
         try:
             from app.core._crypto.signer import Signer
diff --git a/app/bot/routers/content.py b/app/bot/routers/content.py
index bc69cc6..c1a416c 100644
--- a/app/bot/routers/content.py
+++ b/app/bot/routers/content.py
@@ -58,9 +58,12 @@ async def _compute_content_status(db_session, encrypted_cid: Optional[str], fall
             'updated_at': (row.last_access_at or row.created_at).isoformat() + 'Z' if (row.last_access_at or row.created_at) else None,
         })
 
-    required = {'decrypted_low', 'decrypted_high'}
-    if content_type.startswith('video/'):
-        required.add('decrypted_preview')
+    if content_type.startswith('audio/'):
+        required = {'decrypted_low', 'decrypted_high'}
+    elif content_type.startswith('video/'):
+        required = {'decrypted_low', 'decrypted_high', 'decrypted_preview'}
+    else:
+        required = {'decrypted_original'}
 
     statuses_by_kind = {kind: derivative_latest[kind].status for kind in required if kind in derivative_latest}
     conversion_state = 'pending'
diff --git a/app/core/background/convert_v3_service.py b/app/core/background/convert_v3_service.py
index 42f28a1..77c9323 100644
--- a/app/core/background/convert_v3_service.py
+++ b/app/core/background/convert_v3_service.py
@@ -8,7 +8,7 @@ from datetime import datetime
 from pathlib import Path
 from typing import List, Optional, Tuple
 
-from sqlalchemy import select
+from sqlalchemy import select, and_, or_
 
 from app.core.logger import make_log
 from app.core.storage import db_session
@@ -196,17 +196,45 @@ async def _convert_content(ec: EncryptedContent, staging: PlainStaging):
             plain_filename = f"{ec.encrypted_cid}.{input_ext}" if input_ext else ec.encrypted_cid
             async with db_session() as session:
                 existing = (await session.execute(select(StoredContent).where(StoredContent.hash == file_hash))).scalars().first()
-                if not existing:
+                if existing:
+                    sc = existing
+                    sc.type = sc.type or "local/content_bin"
+                    sc.filename = plain_filename
+                    sc.meta = {
+                        **(sc.meta or {}),
+                        'encrypted_cid': ec.encrypted_cid,
+                        'kind': 'original',
+                        'content_type': ec.content_type,
+                    }
+                    sc.updated = datetime.utcnow()
+                else:
                     sc = StoredContent(
                         type="local/content_bin",
                         hash=file_hash,
                         user_id=None,
                         filename=plain_filename,
-                        meta={'encrypted_cid': ec.encrypted_cid, 'kind': 'original'},
+                        meta={
+                            'encrypted_cid': ec.encrypted_cid,
+                            'kind': 'original',
+                            'content_type': ec.content_type,
+                        },
                         created=datetime.utcnow(),
                     )
                     session.add(sc)
                     await session.flush()
+
+                encrypted_records = (await session.execute(select(StoredContent).where(StoredContent.hash == encrypted_hash_b58))).scalars().all()
+                for encrypted_sc in encrypted_records:
+                    meta = dict(encrypted_sc.meta or {})
+                    converted = dict(meta.get('converted_content') or {})
+                    converted['original'] = file_hash
+                    meta['converted_content'] = converted
+                    if 'content_type' not in meta:
+                        meta['content_type'] = ec.content_type
+                    encrypted_sc.meta = meta
+                    encrypted_sc.decrypted_content_id = sc.id
+                    encrypted_sc.updated = datetime.utcnow()
+
                 derivative = ContentDerivative(
                     content_id=ec.id,
                     kind='decrypted_original',
@@ -341,10 +369,17 @@ async def _convert_content(ec: EncryptedContent, staging: PlainStaging):
 
 async def _pick_pending(limit: int) -> List[Tuple[EncryptedContent, PlainStaging]]:
     async with db_session() as session:
-        # Find A/V contents with preview_enabled and no ready low/low_preview derivatives yet
-        ecs = (await session.execute(select(EncryptedContent).where(
-            EncryptedContent.preview_enabled == True
-        ).order_by(EncryptedContent.created_at.desc()))).scalars().all()
+        # Include preview-enabled media and non-media content that need decrypted originals
+        non_media_filter = and_(
+            EncryptedContent.content_type.isnot(None),
+            ~EncryptedContent.content_type.like('audio/%'),
+            ~EncryptedContent.content_type.like('video/%'),
+        )
+        ecs = (await session.execute(
+            select(EncryptedContent)
+            .where(or_(EncryptedContent.preview_enabled == True, non_media_filter))
+            .order_by(EncryptedContent.created_at.desc())
+        )).scalars().all()
 
         picked: List[Tuple[EncryptedContent, PlainStaging]] = []
         for ec in ecs:
@@ -365,7 +400,12 @@ async def _pick_pending(limit: int) -> List[Tuple[EncryptedContent, PlainStaging
             # Check if derivatives already ready
             rows = (await session.execute(select(ContentDerivative).where(ContentDerivative.content_id == ec.id))).scalars().all()
             kinds_ready = {r.kind for r in rows if r.status == 'ready'}
-            required = {'decrypted_low', 'decrypted_high'} if ec.content_type.startswith('audio/') else {'decrypted_low', 'decrypted_high', 'decrypted_preview'}
+            if ec.content_type.startswith('audio/'):
+                required = {'decrypted_low', 'decrypted_high'}
+            elif ec.content_type.startswith('video/'):
+                required = {'decrypted_low', 'decrypted_high', 'decrypted_preview'}
+            else:
+                required = {'decrypted_original'}
             if required.issubset(kinds_ready):
                 continue
             # Always decrypt from IPFS using local or remote key
diff --git a/app/core/background/indexer_service.py b/app/core/background/indexer_service.py
index 53b6acd..bbfcac0 100644
--- a/app/core/background/indexer_service.py
+++ b/app/core/background/indexer_service.py
@@ -86,11 +86,14 @@ async def indexer_loop(memory, platform_found: bool, seqno: int) -> [bool, int]:
                     wallet_owner_user = await session.get(User, wallet_owner_connection.user_id) if wallet_owner_connection else None
                     if wallet_owner_user.telegram_id:
                         wallet_owner_bot = Wrapped_CBotChat(memory._telegram_bot, chat_id=wallet_owner_user.telegram_id, user=wallet_owner_user, db_session=session)
+                        meta_title = content_metadata.get('title') or content_metadata.get('name') or 'Unknown'
+                        meta_artist = content_metadata.get('artist')
+                        formatted_title = f"{meta_artist} – {meta_title}" if meta_artist else meta_title
                         await wallet_owner_bot.send_message(
                             user.translated('p_licenseWasBought').format(
                                 username=user.front_format(),
                                 nft_address=f'"https://tonviewer.com/{new_license.onchain_address}"',
-                                content_title=content_metadata.get('name', 'Unknown'),
+                                content_title=formatted_title,
                             ),
                             message_type='notification',
                         )
diff --git a/app/core/content/utils.py b/app/core/content/utils.py
index 0f597fa..c67d29c 100644
--- a/app/core/content/utils.py
+++ b/app/core/content/utils.py
@@ -115,6 +115,7 @@ def _clean_text_content(text: str, is_hashtag: bool = False) -> str:
 async def create_metadata_for_item(
     db_session,
     title: str = None,
+    artist: str = None,
     cover_url: str = None,
     authors: list = None,
     hashtags: list = [],
@@ -128,6 +129,15 @@ async def create_metadata_for_item(
     cleaned_title = cleaned_title[:100].strip() # Truncate and strip after cleaning
     assert len(cleaned_title) > 3, f"Cleaned title '{cleaned_title}' (from original '{title}') is too short or became empty after cleaning."
 
+    cleaned_artist = None
+    if artist:
+        cleaned_artist = _clean_text_content(artist, is_hashtag=False)
+        cleaned_artist = cleaned_artist[:100].strip()
+        if not cleaned_artist:
+            cleaned_artist = None
+
+    display_name = f"{cleaned_artist} – {cleaned_title}" if cleaned_artist else cleaned_title
+
     # Process and clean hashtags
     processed_hashtags = []
     if hashtags and isinstance(hashtags, list):
@@ -142,17 +152,21 @@ async def create_metadata_for_item(
     processed_hashtags = list(dict.fromkeys(processed_hashtags))[:10] 
 
     item_metadata = {
-        'name': cleaned_title,
-        'attributes': [
-            # {
-            #     'trait_type': 'Artist',
-            #     'value': 'Unknown'
-            # },
-        ],
+        'name': display_name,
+        'title': cleaned_title,
+        'display_name': display_name,
         'downloadable': downloadable,
         'tags': processed_hashtags,  # New field for storing the list of cleaned hashtags
+        'attributes': [],
     }
 
+    if cleaned_artist:
+        item_metadata['artist'] = cleaned_artist
+        item_metadata['attributes'].append({
+            'trait_type': 'Artist',
+            'value': cleaned_artist,
+        })
+
     # Generate description from the processed hashtags
     item_metadata['description'] = ' '.join([f"#{h}" for h in processed_hashtags if h])
 
diff --git a/app/core/models/_telegram/templates/player.py b/app/core/models/_telegram/templates/player.py
index 1b73f07..1c7492b 100644
--- a/app/core/models/_telegram/templates/player.py
+++ b/app/core/models/_telegram/templates/player.py
@@ -1,4 +1,3 @@
-import html
 from sqlalchemy import and_, select
 from app.core.models.node_storage import StoredContent
 from app.core.models.content.user_content import UserContent, UserAction
@@ -26,7 +25,6 @@ class PlayerTemplates:
         text = ""
         content_metadata_json = {}
         description_block = ""
-        status_hint = ""
         if content:
             assert content.type.startswith('onchain/content'), "Invalid nodeStorage content type"
             cd_log = f"Content (SHA256: {content.hash}), Encrypted: {content.encrypted}, TelegramCID: {content.telegram_cid}. "
@@ -114,9 +112,6 @@ class PlayerTemplates:
                 if encrypted_content_row:
                     break
 
-        if not local_content:
-            status_hint = self.user.translated('p_playerContext_contentNotReady')
-
         description = (content_metadata_json.get('description') or '').strip()
         encrypted_description = (encrypted_content_row.description or '').strip() if encrypted_content_row and encrypted_content_row.description else ''
         if not description and encrypted_description:
@@ -124,18 +119,24 @@ class PlayerTemplates:
         if description:
             description_block = f"{description}\n"
 
-        title = (
-            content_metadata_json.get('name')
-            or (encrypted_content_row.title if encrypted_content_row and encrypted_content_row.title else None)
-            or (local_content.filename if local_content else None)
-            or (content.filename if content else None)
-            or content.cid.serialize_v2()
-        )
-
-        status_block = f"{status_hint}\n" if status_hint else ""
+        metadata_title = content_metadata_json.get('title') or content_metadata_json.get('name')
+        if not metadata_title:
+            metadata_title = (
+                (encrypted_content_row.title if encrypted_content_row and encrypted_content_row.title else None)
+                or (local_content.filename if local_content else None)
+                or (content.filename if content else None)
+                or content.cid.serialize_v2()
+            )
+        metadata_artist = content_metadata_json.get('artist')
+        if metadata_artist in ('', None):
+            metadata_artist = None
+        if not metadata_artist:
+            encrypted_artist = getattr(encrypted_content_row, 'artist', None)
+            metadata_artist = encrypted_artist if encrypted_artist else metadata_artist
+        title = f"{metadata_artist} – {metadata_title}" if metadata_artist else metadata_title
 
         text = f"""<b>{title}</b>
-{description_block}{status_block}Этот контент был загружен в MY
+{description_block}Этот контент был загружен в MY
 \t/ p2p content market /
 <blockquote><a href="{content_share_link['url']}">🔴 «открыть в MY»</a></blockquote>"""
 
@@ -152,16 +153,7 @@ class PlayerTemplates:
                 )
             )).scalars().all()
 
-            if not local_content:
-                if not processing_messages:
-                    notice = f"Контент «{html.escape(title)}» обрабатывается. Как только всё будет готово, отправим полную публикацию."
-                    await self.send_message(
-                        notice,
-                        message_type='content/processing',
-                        message_meta={'content_id': content.id},
-                        content_id=content.id,
-                    )
-            else:
+            if local_content and processing_messages:
                 for msg in processing_messages:
                     await self.delete_message(msg.message_id)
 
diff --git a/app/core/models/content_v3.py b/app/core/models/content_v3.py
index 9d7146e..cdc148d 100644
--- a/app/core/models/content_v3.py
+++ b/app/core/models/content_v3.py
@@ -16,6 +16,7 @@ class EncryptedContent(AlchemyBase):
 
     # Public metadata
     title = Column(String(512), nullable=False)
+    artist = Column(String(512), nullable=True)
     description = Column(String(4096), nullable=True)
     content_type = Column(String(64), nullable=False)  # e.g. audio/flac, video/mp4, application/octet-stream
 
diff --git a/requirements.txt b/requirements.txt
index e8477fa..1ddd468 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,3 +18,4 @@ pillow==10.2.0
 ffmpeg-python==0.2.0
 python-magic==0.4.27
 cryptography==42.0.5
+alembic==1.13.1