ISRC USSM12209975
Verified recording
USSM12209975 is “Symphony No. 38 in D Major, K. 504, "Prague": II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x325c651a206dd0acf4b53d6e843d23eefce744e8d3d8c58be643529535daa027 and independently timestamped
in Bitcoin block 957122 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12209975.
Recording identifiers
- ISRC
- USSM12209975
- Title
- Symphony No. 38 in D Major, K. 504, "Prague": II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x325c651a206dd0acf4b53d6e843d23eefce744e8d3d8c58be643529535daa027
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:39:04+00:00
- Bitcoin block
- 957122
- Canonical record hash
sha256:66c07832679ac6a797c6ceb00f7e7a315916b0feeab15f6547905a45106c5b23- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12209975
- Bitcoin block existence check
- https://blockstream.info/api/block/957122
Full record
Track page: Symphony No. 38 in D Major, K. 504, "Prague": II. Andante · Machine-readable JSON-LD