ISRC DEF056805129
Verified recording
DEF056805129 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 9” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xbc55bb83aeb933cb23f2b039983448eef02eb79e995212c4edf50ca529da9222 and independently timestamped
in Bitcoin block 960099 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805129.
Recording identifiers
- ISRC
- DEF056805129
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 9
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xbc55bb83aeb933cb23f2b039983448eef02eb79e995212c4edf50ca529da9222
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:30:20+00:00
- Bitcoin block
- 960099
- Canonical record hash
sha256:8ac5da4d5c2c28027d8ccf47f9eaedda964288ffa59c56b2c441e6e8e2ae28a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805129
- Bitcoin block existence check
- https://blockstream.info/api/block/960099
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 9 · Machine-readable JSON-LD