ISRC GBF078340506
Verified recording
GBF078340506 is “Mazurka No. 13 In A Minor Op. 17 No. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x993898e149c31e2fff816c763baaeca8b2a52aa69c671d9598a9cf8732af84bc 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/GBF078340506.
Recording identifiers
- ISRC
- GBF078340506
- Title
- Mazurka No. 13 In A Minor Op. 17 No. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x993898e149c31e2fff816c763baaeca8b2a52aa69c671d9598a9cf8732af84bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f12ec6a6319032f17de72137653364c38fd96dbebd941f11d692ca318b9071ac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078340506
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mazurka No. 13 In A Minor Op. 17 No. 4 · Machine-readable JSON-LD