ISRC DEF059704561
Verified recording
DEF059704561 is “Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x0f48de30364ebee489e5de5b75453a96564622c25eb49ccf68bdbe9aa536af39 and independently timestamped
in Bitcoin block 960230 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059704561.
Recording identifiers
- ISRC
- DEF059704561
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x0f48de30364ebee489e5de5b75453a96564622c25eb49ccf68bdbe9aa536af39
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:32:18+00:00
- Bitcoin block
- 960230
- Canonical record hash
sha256:3de5e9c425d3332179d1b487b3703e70083680266624debcc2a733235d3cee29- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059704561
- Bitcoin block existence check
- https://blockstream.info/api/block/960230
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: I. Allegro maestoso · Machine-readable JSON-LD