ISRC USSM11607703
Verified recording
USSM11607703 is “Piano Concerto No. 23 in A Major, K. 488: II. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x28d390f4419f05957715dce15daaf840e8a429e30ed8c479fb9b3ae53e0720e9 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11607703.
Recording identifiers
- ISRC
- USSM11607703
- Title
- Piano Concerto No. 23 in A Major, K. 488: II. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x28d390f4419f05957715dce15daaf840e8a429e30ed8c479fb9b3ae53e0720e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:ad4adf215c31a36744563f1bc208aafabced91bdc5f1fe373463162361411e05- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11607703
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 23 in A Major, K. 488: II. Adagio · Machine-readable JSON-LD