ISRC USSJ10904479
Verified recording
USSJ10904479 is “Piano Concerto No. 2 in F Minor Op 21: II. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb597d2d268e2b475ee9bd50b8ee673d975be5b6851e100bbdfc4a31c7ae1d131 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10904479.
Recording identifiers
- ISRC
- USSJ10904479
- Title
- Piano Concerto No. 2 in F Minor Op 21: II. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb597d2d268e2b475ee9bd50b8ee673d975be5b6851e100bbdfc4a31c7ae1d131
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:9bf4eb9161acfffcd999d440a75ccb01cdad2049bae123790826c147aca2c33b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10904479
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Piano Concerto No. 2 in F Minor Op 21: II. Larghetto · Machine-readable JSON-LD