ISRC GBF075612364
Verified recording
GBF075612364 is “Mazurka No. 13 in A minor Op. 17 No. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x23ced2bd7bb86df7280bce966aae948ac3d22a3103d77aa93b14748051f71959 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612364.
Recording identifiers
- ISRC
- GBF075612364
- Title
- Mazurka No. 13 in A minor Op. 17 No. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x23ced2bd7bb86df7280bce966aae948ac3d22a3103d77aa93b14748051f71959
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f67587c779d7b4e249c13cc006c7fcf9d49719a461b0542483276033dc2c2f35- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075612364
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Mazurka No. 13 in A minor Op. 17 No. 4 · Machine-readable JSON-LD