ISRC DEF055531308
Verified recording
DEF055531308 is “Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 8 Aria: "Großer Herr, o starker König"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x9c8b13873caefb44e00e624c3d4add3a0e4d412bdad0de2a07cb11f774b9077f and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055531308.
Recording identifiers
- ISRC
- DEF055531308
- Title
- Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 8 Aria: "Großer Herr, o starker König"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x9c8b13873caefb44e00e624c3d4add3a0e4d412bdad0de2a07cb11f774b9077f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:5f929b5b26b32255de97298736f7ab490af1ac7a3e9ccf3441e66f528e4b4ee6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055531308
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 8 Aria: "Großer Herr, o starker König" · Machine-readable JSON-LD