ISRC GBAYC0500939
Verified recording
GBAYC0500939 is “Chopin: 2 Polonaises, Op. 26: No. 1 in C-Sharp Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x89dae492552e0ffd758d6cbd6458dde6744bec9fee5212693a759737568b6735 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500939.
Recording identifiers
- ISRC
- GBAYC0500939
- Title
- Chopin: 2 Polonaises, Op. 26: No. 1 in C-Sharp Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x89dae492552e0ffd758d6cbd6458dde6744bec9fee5212693a759737568b6735
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:710affb59c0ceb30c448e7fe63a6b7de7d0dd918970fc5b2a1cc2374b9761c46- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0500939
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Chopin: 2 Polonaises, Op. 26: No. 1 in C-Sharp Minor · Machine-readable JSON-LD