ISRC GBF077230711
Verified recording
GBF077230711 is “12 Etudes, Op. 25: No. 11 in A Minor "Winter Wind"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1c078727894b782bcdee39c577c019f1d34131c537cc2592306ec1ec5693c65b and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077230711.
Recording identifiers
- ISRC
- GBF077230711
- Title
- 12 Etudes, Op. 25: No. 11 in A Minor "Winter Wind"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1c078727894b782bcdee39c577c019f1d34131c537cc2592306ec1ec5693c65b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:9e24dccc13e872a0211398b07011cc3db2e3945bec2ca7fe6734ae2b8316002f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077230711
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: 12 Etudes, Op. 25: No. 11 in A Minor "Winter Wind" · Machine-readable JSON-LD