ISRC USBC19300633
Verified recording
USBC19300633 is “Piano Concerto No. 3 in D Minor, Op. 30: Allegro ma non tanto” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x57cec19738c5b730045ec64ec2bb69c48c9e287cb660b5acb1af856d30b5ea58 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19300633.
Recording identifiers
- ISRC
- USBC19300633
- Title
- Piano Concerto No. 3 in D Minor, Op. 30: Allegro ma non tanto
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x57cec19738c5b730045ec64ec2bb69c48c9e287cb660b5acb1af856d30b5ea58
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:72c17716a7507ea8dbb91fe307c930e5720a94d85b681d659da3ff2ccbf374b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19300633
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Piano Concerto No. 3 in D Minor, Op. 30: Allegro ma non tanto · Machine-readable JSON-LD