ISRC GBAYC8905621
Verified recording
GBAYC8905621 is “Rachmaninov: Études-Tableaux, Op. 39: No. 4 in B Minor” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x56b4b534d0d4074b9f5af7332a4e21c32085cdbc15f7b9a52b2312d6dfcb2c11 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8905621.
Recording identifiers
- ISRC
- GBAYC8905621
- Title
- Rachmaninov: Études-Tableaux, Op. 39: No. 4 in B Minor
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x56b4b534d0d4074b9f5af7332a4e21c32085cdbc15f7b9a52b2312d6dfcb2c11
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:0d208758281d51f121d70742e9a189e382f5b38cc99146cda343f4fbf5de3107- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8905621
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Rachmaninov: Études-Tableaux, Op. 39: No. 4 in B Minor · Machine-readable JSON-LD