ISRC GBX3U1105879
Verified recording
GBX3U1105879 is “Etudes, Op. 10: No. 3 in E Major. Lento ma non troppo” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x08eb6fcbece0d782829ba17c867430515ace8cc34042229561a7eba28cba768d 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/GBX3U1105879.
Recording identifiers
- ISRC
- GBX3U1105879
- Title
- Etudes, Op. 10: No. 3 in E Major. Lento ma non troppo
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x08eb6fcbece0d782829ba17c867430515ace8cc34042229561a7eba28cba768d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:fbee95608ba87ce1f4a84df04324a138f7fc180fd7903856cc1fcd3de9f84207- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBX3U1105879
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Etudes, Op. 10: No. 3 in E Major. Lento ma non troppo · Machine-readable JSON-LD