ISRC USSJ10802979
Verified recording
USSJ10802979 is “Concerto for Piano & Orchestra No. 2 in F Minor, Op. 21: II. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb96d0ea8a42c76ab342d5062bde76391400891f1ca326c1e3517360a99cc3fd4 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10802979.
Recording identifiers
- ISRC
- USSJ10802979
- Title
- Concerto for Piano & Orchestra No. 2 in F Minor, Op. 21: II. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb96d0ea8a42c76ab342d5062bde76391400891f1ca326c1e3517360a99cc3fd4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:8d6ed377754caa00658fee799e95f025d7e95de91695896e68de5df2f181655b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10802979
- Bitcoin block existence check
- https://blockstream.info/api/block/960254
Full record
Track page: Concerto for Piano & Orchestra No. 2 in F Minor, Op. 21: II. Larghetto · Machine-readable JSON-LD