ISRC DEF056700364
Verified recording
DEF056700364 is “Piano Sonata No. 3 in B Minor, Op. 58: IV. Finale. Presto non tanto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x734345cc8324e5f4f9aec3f7a371f61bfda20004a65bab2e8a1a0bb950a10587 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056700364.
Recording identifiers
- ISRC
- DEF056700364
- Title
- Piano Sonata No. 3 in B Minor, Op. 58: IV. Finale. Presto non tanto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x734345cc8324e5f4f9aec3f7a371f61bfda20004a65bab2e8a1a0bb950a10587
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:c8d9a068930bafdaacc465281d948f52821d9e7bbfe54a273b6479f557861aff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056700364
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Piano Sonata No. 3 in B Minor, Op. 58: IV. Finale. Presto non tanto · Machine-readable JSON-LD