ISRC DEF050800008
Verified recording
DEF050800008 is “Mazurkas, Op. 68: 4. Andantino In F Minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x247c2d5bd662df9f1ca06c9895046d27b93967d91966a12a0b083ef5bb19bf11 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/DEF050800008.
Recording identifiers
- ISRC
- DEF050800008
- Title
- Mazurkas, Op. 68: 4. Andantino In F Minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x247c2d5bd662df9f1ca06c9895046d27b93967d91966a12a0b083ef5bb19bf11
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:44f074ae53c9c66dc0be5e8bb99f194f765fb633aa2c226cafcec764ac2d32b0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF050800008
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Mazurkas, Op. 68: 4. Andantino In F Minor · Machine-readable JSON-LD