ISRC GBAYC0502139
Verified recording
GBAYC0502139 is “Waltzes, Op. 34: I. Vivace in A-Flat Major "Valse brillante"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x93cf4a75d4dfed340ec7926a4d0047ff9f5e61ab5e07eaf4366a9f67f3251129 and independently timestamped
in Bitcoin block 960463 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502139.
Recording identifiers
- ISRC
- GBAYC0502139
- Title
- Waltzes, Op. 34: I. Vivace in A-Flat Major "Valse brillante"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x93cf4a75d4dfed340ec7926a4d0047ff9f5e61ab5e07eaf4366a9f67f3251129
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:42:35+00:00
- Bitcoin block
- 960463
- Canonical record hash
sha256:753227c36373fe750a037af5b5dbd14e5b098c2196a87194192ed68e173b968f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502139
- Bitcoin block existence check
- https://blockstream.info/api/block/960463
Full record
Track page: Waltzes, Op. 34: I. Vivace in A-Flat Major "Valse brillante" · Machine-readable JSON-LD