ISRC USBC10700117
Verified recording
USBC10700117 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7441f47ce0833224c3e8d4165d8b1900a9219ac2b95f4d22a7f87d625fda91d0 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700117.
Recording identifiers
- ISRC
- USBC10700117
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7441f47ce0833224c3e8d4165d8b1900a9219ac2b95f4d22a7f87d625fda91d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:75fd52f6513d7c8720013a194d967e8dfc82aede8c7e1d950fa7ac7acc8fe2c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10700117
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Larghetto · Machine-readable JSON-LD