ISRC DEF057104411
Verified recording
DEF057104411 is “Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf2dd9ae74dd9ffd35c3fdc669ae016a98335f17d8d8e7b48ff51c2fc45230885 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/DEF057104411.
Recording identifiers
- ISRC
- DEF057104411
- Title
- Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf2dd9ae74dd9ffd35c3fdc669ae016a98335f17d8d8e7b48ff51c2fc45230885
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ca8ff34191813a54bfc844fd846ffe57f7f83e9808ac52b95c649cff1d0aa425- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104411
- 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. 1 · Machine-readable JSON-LD