ISRC USSM12303688
Verified recording
USSM12303688 is “Chromatic Fantasia and Fugue in D Minor, BWV 903: I. Fantasia” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc44080aa5ea12026ea947d29f6290f3559fe8507cc8b9f8c787fc451b4dc983d and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12303688.
Recording identifiers
- ISRC
- USSM12303688
- Title
- Chromatic Fantasia and Fugue in D Minor, BWV 903: I. Fantasia
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xc44080aa5ea12026ea947d29f6290f3559fe8507cc8b9f8c787fc451b4dc983d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:365d26555a65d64a8293fb3cadf0344525846c5621c340afcee3be524044d577- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12303688
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Chromatic Fantasia and Fugue in D Minor, BWV 903: I. Fantasia · Machine-readable JSON-LD