ISRC DEN961600353
Verified recording
DEN961600353 is “3 Mazurkas, Op. 59: No. 3 in F-Sharp Minor. Vivace” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x9bdedfe5c196a5f2c7f3faa02eb7cb146369a54d18a82aa594e2e767db3e76bd and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600353.
Recording identifiers
- ISRC
- DEN961600353
- Title
- 3 Mazurkas, Op. 59: No. 3 in F-Sharp Minor. Vivace
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x9bdedfe5c196a5f2c7f3faa02eb7cb146369a54d18a82aa594e2e767db3e76bd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:fc84fbbf8e8c8fc3ca1a2a6426134e44cae0f7cff9c32110b2a409c871dbbdf8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961600353
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 3 Mazurkas, Op. 59: No. 3 in F-Sharp Minor. Vivace · Machine-readable JSON-LD