ISRC DEF059105162
Verified recording
DEF059105162 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xffd8e5d07c4631f27f35beaffabe8fa5da278cc7ffcdb85d80593c1d49f0b012 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059105162.
Recording identifiers
- ISRC
- DEF059105162
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xffd8e5d07c4631f27f35beaffabe8fa5da278cc7ffcdb85d80593c1d49f0b012
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:6b8d9dc9e96946c2744f29db629ba983ad0fa3f11a6a42bf0a3c12b02e989604- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059105162
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto · Machine-readable JSON-LD