ISRC DEF056805131
Verified recording
DEF056805131 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 11” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x72104367d273206741211ae4043d61ad6dd9e62330383973dac24d39764e50be 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/DEF056805131.
Recording identifiers
- ISRC
- DEF056805131
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto - Pt. 11
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x72104367d273206741211ae4043d61ad6dd9e62330383973dac24d39764e50be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:f5508f5a98a497f1a69ea013460cf1f43f5d24e931172578bdb8fbe41350e98a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056805131
- 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. 11 · Machine-readable JSON-LD