ISRC QM4TW1524451
Verified recording
QM4TW1524451 is “Invention in B minor BWV 886” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x4c02b4f41804911fc78fc140f85eaaed338ef39396e23cd5a75f74fc7ba7128a and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1524451.
Recording identifiers
- ISRC
- QM4TW1524451
- Title
- Invention in B minor BWV 886
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x4c02b4f41804911fc78fc140f85eaaed338ef39396e23cd5a75f74fc7ba7128a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:a17b9fbf481d59ec38edbd37626f0695b92f047ebf29a939d52088df29ba1dc3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1524451
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Invention in B minor BWV 886 · Machine-readable JSON-LD