ISRC NLY331900655
Verified recording
NLY331900655 is “Die Kunst der Fuge, BWV 1080: IV. Contrapunctus 4” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x11ee06c4758c8f7efebca20248c1d3766729c14c231ec51af18431e9148d85b7 and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331900655.
Recording identifiers
- ISRC
- NLY331900655
- Title
- Die Kunst der Fuge, BWV 1080: IV. Contrapunctus 4
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x11ee06c4758c8f7efebca20248c1d3766729c14c231ec51af18431e9148d85b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:f97232c5e9638c5b0f80c5f5e25bc1b7ae50202f10ebdba25271c54f24b7331b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331900655
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Die Kunst der Fuge, BWV 1080: IV. Contrapunctus 4 · Machine-readable JSON-LD