ISRC DEF057104415
Verified recording
DEF057104415 is “Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 5” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xe2d16165d8ab0334aa3c6d69827ec26e89f193f72475b86cb5f5c063b7908768 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104415.
Recording identifiers
- ISRC
- DEF057104415
- Title
- Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 5
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xe2d16165d8ab0334aa3c6d69827ec26e89f193f72475b86cb5f5c063b7908768
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:2b1b58de4e63a6715f15846a43a788c520dc1d76232fa86aab395861b92cdc2d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104415
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 5 · Machine-readable JSON-LD