ISRC DEF057104422
Verified recording
DEF057104422 is “Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 12” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x49557f3235f544a2df2e8e197e21a1c10336f2365c712fa5ddf83a1f73f5a85b and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104422.
Recording identifiers
- ISRC
- DEF057104422
- Title
- Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 12
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x49557f3235f544a2df2e8e197e21a1c10336f2365c712fa5ddf83a1f73f5a85b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:d73dd5e1c1f2807a363bce97843bf7804a7615162b23b91966710be712f911ea- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104422
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 12 · Machine-readable JSON-LD