ISRC USSJ17000758
Verified recording
USSJ17000758 is “Piano Concerto No. 1 in E minor, Op. 11: II. Romance-larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf0552f4cba4abe92c6d2163cd584ed822b8102b74d9ac1919665899049e9a8b2 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ17000758.
Recording identifiers
- ISRC
- USSJ17000758
- Title
- Piano Concerto No. 1 in E minor, Op. 11: II. Romance-larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf0552f4cba4abe92c6d2163cd584ed822b8102b74d9ac1919665899049e9a8b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:dc2bc815232f251a035172263b48d9b8f0f1f3af965c973c383ab822742610f3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ17000758
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Concerto No. 1 in E minor, Op. 11: II. Romance-larghetto · Machine-readable JSON-LD