ISRC GBF075612451
Verified recording
GBF075612451 is “Mazurka No. 44 in G Op. 67 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x4f081b7b437d0578d814286bd74b5ad67247e2f1cb18bd16cc8320c695434d10 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/GBF075612451.
Recording identifiers
- ISRC
- GBF075612451
- Title
- Mazurka No. 44 in G Op. 67 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x4f081b7b437d0578d814286bd74b5ad67247e2f1cb18bd16cc8320c695434d10
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:136473b5256d3d65b3e7fe9216f3ad65fa6774237843f2044c66d2a38c161ecc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612451
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mazurka No. 44 in G Op. 67 No. 1 · Machine-readable JSON-LD