ISRC DEF057104418
Verified recording
DEF057104418 is “Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 8” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd09ef25c1e6382ef2806fe9272ff29aebe9a54a5e78196c47a1b3e9712d6b21e and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104418.
Recording identifiers
- ISRC
- DEF057104418
- Title
- Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 8
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd09ef25c1e6382ef2806fe9272ff29aebe9a54a5e78196c47a1b3e9712d6b21e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e3d4941d0c1ace044db7d46f6652b6a4b7a2a8f53746be206f7bf817c0823a6f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104418
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 8 · Machine-readable JSON-LD