ISRC DEF056805127
Verified recording
DEF056805127 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 7” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xae39e7a5c727385e26d649d7c4855d8fe1aedc27f51285fcb9f80c9596bf903b and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805127.
Recording identifiers
- ISRC
- DEF056805127
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 7
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xae39e7a5c727385e26d649d7c4855d8fe1aedc27f51285fcb9f80c9596bf903b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:442d3e901d547e601c96747b9a903d279bd6f8f386db5cc2be10653d3f4a7149- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805127
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 7 · Machine-readable JSON-LD