ISRC GBAYC0500948
Verified recording
GBAYC0500948 is “Chopin: 3 Polonaises, Op. Posth. 71: No. 2 in B-Flat Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x5b86565bd202ee1b602352de3a78a509338663812743ac17964e61a8651bdffd 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/GBAYC0500948.
Recording identifiers
- ISRC
- GBAYC0500948
- Title
- Chopin: 3 Polonaises, Op. Posth. 71: No. 2 in B-Flat Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x5b86565bd202ee1b602352de3a78a509338663812743ac17964e61a8651bdffd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:473b6b189ae7c5db2cff18a7c683b735ff0044653c784a98e781fa4cbb5ffaa0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500948
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Chopin: 3 Polonaises, Op. Posth. 71: No. 2 in B-Flat Major · Machine-readable JSON-LD