ISRC DEF056805124
Verified recording
DEF056805124 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 4” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd12871cbdc34550b2f4d0003f2b136bc136b2656c15b58f8d12ef056740b3b22 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805124.
Recording identifiers
- ISRC
- DEF056805124
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 4
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd12871cbdc34550b2f4d0003f2b136bc136b2656c15b58f8d12ef056740b3b22
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:cd2068dd1def8fb4c6809670e5b7ab6f84a34cc6fd7228ee67ff808d15c1a74b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805124
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 4 · Machine-readable JSON-LD