ISRC USSM11607699
Verified recording
USSM11607699 is “Piano Concerto No. 21 in C Major, K. 467: II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x77678ff5b4a69834ed9d713e3a34486d3860eed0f90c86c3f5a1a0d6585a69fe and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11607699.
Recording identifiers
- ISRC
- USSM11607699
- Title
- Piano Concerto No. 21 in C Major, K. 467: II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x77678ff5b4a69834ed9d713e3a34486d3860eed0f90c86c3f5a1a0d6585a69fe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:14fa3321393bbc70a653f2fec9eb4cb9b4724eea19a19a136e691cb364cedb5a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11607699
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Piano Concerto No. 21 in C Major, K. 467: II. Andante · Machine-readable JSON-LD