ISRC GBAYC2002661
Verified recording
GBAYC2002661 is “Chopin: 12 Etudes, Op. 10: No. 3 in E Major, "Tristesse"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xe5b978571ef62afea9d6f1413bd6aaf2a4892acdc3d5ea6037383c1c8f1a5d0d and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2002661.
Recording identifiers
- ISRC
- GBAYC2002661
- Title
- Chopin: 12 Etudes, Op. 10: No. 3 in E Major, "Tristesse"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xe5b978571ef62afea9d6f1413bd6aaf2a4892acdc3d5ea6037383c1c8f1a5d0d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:bd3a5701913404b504794491ec7238df508c1a74af3b3a7d50316c4733f4bf48- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2002661
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Chopin: 12 Etudes, Op. 10: No. 3 in E Major, "Tristesse" · Machine-readable JSON-LD