ISRC GBF075612452
Verified recording
GBF075612452 is “Mazurka No. 45 in G minor Op. 67 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xed11d4497c1b9bd7d3b3749e8e110ad059da364ac39f5cd3ed368e1f3bec0ba2 and independently timestamped
in Bitcoin block 960429 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612452.
Recording identifiers
- ISRC
- GBF075612452
- Title
- Mazurka No. 45 in G minor Op. 67 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xed11d4497c1b9bd7d3b3749e8e110ad059da364ac39f5cd3ed368e1f3bec0ba2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:07:24+00:00
- Bitcoin block
- 960429
- Canonical record hash
sha256:b228fb1043b38aea712e49c3d1f576cd41ee89e1280d013993bdd88927d810f8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612452
- Bitcoin block existence check
- https://blockstream.info/api/block/960429
Full record
Track page: Mazurka No. 45 in G minor Op. 67 No. 2 · Machine-readable JSON-LD