ISRC USB8U1612633
Verified recording
USB8U1612633 is “Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze: Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0453c9b21f7831fa83a02489bec5f2021b614bee8ce40c0b37f69d8a8499253e and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1612633.
Recording identifiers
- ISRC
- USB8U1612633
- Title
- Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze: Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0453c9b21f7831fa83a02489bec5f2021b614bee8ce40c0b37f69d8a8499253e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:ab9a58304fcada227d569226098f162ad3236061337ec7e34c64b8ae0fc36b14- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1612633
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze: Andante · Machine-readable JSON-LD