ISRC GBAYC8900555
Verified recording
GBAYC8900555 is “Rachmaninov: 8 Études-Tableaux, Op. 33: No. 3 in C Minor” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x88f5e2e415d0eba82e9d41b7d6f844d88e2080196545e0d65a32fe40a23ae571 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/GBAYC8900555.
Recording identifiers
- ISRC
- GBAYC8900555
- Title
- Rachmaninov: 8 Études-Tableaux, Op. 33: No. 3 in C Minor
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x88f5e2e415d0eba82e9d41b7d6f844d88e2080196545e0d65a32fe40a23ae571
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:0d55a0e7d20718b46d9fc8afb804e25b2f8f4b8025d134c32ec2dfd2b9414fa2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8900555
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Rachmaninov: 8 Études-Tableaux, Op. 33: No. 3 in C Minor · Machine-readable JSON-LD