ISRC GBF077441621
Verified recording
GBF077441621 is “24 Préludes, Op. 28, C. 166-189: 21 in B Flat Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x131ea1387e340240d5f56a649577eb3bb87122b428f92c3058279c01665bf1ad and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077441621.
Recording identifiers
- ISRC
- GBF077441621
- Title
- 24 Préludes, Op. 28, C. 166-189: 21 in B Flat Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x131ea1387e340240d5f56a649577eb3bb87122b428f92c3058279c01665bf1ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:6b6edcce6717be05346291c07f203808999641bd5c1be416f02aaf2d0ba73d2e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077441621
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 24 Préludes, Op. 28, C. 166-189: 21 in B Flat Major · Machine-readable JSON-LD