ISRC DEF056805109
Verified recording
DEF056805109 is “Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso - Pt. 9” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x536d2dd314ad2b03231b20c86e3ff599fb86e71b502595cdd3d4085c6e5f7bca and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805109.
Recording identifiers
- ISRC
- DEF056805109
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso - Pt. 9
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x536d2dd314ad2b03231b20c86e3ff599fb86e71b502595cdd3d4085c6e5f7bca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:949c50e28dbe63f3d102a33d4195bcc0f46b8dcb0a61b151cbf1cb0fc0edef1f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805109
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso - Pt. 9 · Machine-readable JSON-LD