ISRC DEF055630005
Verified recording
DEF055630005 is “The Art of Fugue, BWV 1080: Contrapunctus 5” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x591c53b0e63cb396c129af0e3d15ee0c8f0696d1fe0e8a4f514e150c2c7fa844 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055630005.
Recording identifiers
- ISRC
- DEF055630005
- Title
- The Art of Fugue, BWV 1080: Contrapunctus 5
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x591c53b0e63cb396c129af0e3d15ee0c8f0696d1fe0e8a4f514e150c2c7fa844
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:c82d16e850e476cb17a1809657e3e8fb4edb101c35d4587bb70ef04db72dea6b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055630005
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: The Art of Fugue, BWV 1080: Contrapunctus 5 · Machine-readable JSON-LD