ISRC DEF057104417
Verified recording
DEF057104417 is “Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 7” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf5a6d01ef9bfb9a7184715e420b85c886cbd2c7b8721f2fbbb86f31233221f5f and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104417.
Recording identifiers
- ISRC
- DEF057104417
- Title
- Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 7
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf5a6d01ef9bfb9a7184715e420b85c886cbd2c7b8721f2fbbb86f31233221f5f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:16e3d9f11b1ec28f7c7d7234733872cf179ff4e6b943bef4ab6d41bfe2ef3a64- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104417
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 7 · Machine-readable JSON-LD