ISRC CAAGN1698902
Verified recording
CAAGN1698902 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7a0a56a927638785320c4d590acbf33ce0fa6b552f44131880b70e6aa4877444 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAAGN1698902.
Recording identifiers
- ISRC
- CAAGN1698902
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7a0a56a927638785320c4d590acbf33ce0fa6b552f44131880b70e6aa4877444
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:cb341115bccd789e7de554e5b67c5d5f7121f0b23ae9f65631039695cf5b6e7f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAAGN1698902
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romanza. Larghetto · Machine-readable JSON-LD