ISRC DEF057104416
Verified recording
DEF057104416 is “Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 6” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7ccba38ef24cb2341ae77f345dd2cd52515bd7c586044478ae79b62f1e8a104c and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104416.
Recording identifiers
- ISRC
- DEF057104416
- Title
- Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 6
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7ccba38ef24cb2341ae77f345dd2cd52515bd7c586044478ae79b62f1e8a104c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:df8d46eb181aaa7d84305a4fac5e76485aa8da2bdbff4bcc4171e87469b38956- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057104416
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Scherzo No. 2 in B-Flat Minor, Op. 31: Presto - Sostenuto - Pt. 6 · Machine-readable JSON-LD