ISRC USSM10605381

Verified recording

USSM10605381 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 0x9d6971504943b1a222e36d4d79eb93cd1d59290bd04973e0460e1d2f34c1b91c 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/USSM10605381.

Recording identifiers

ISRC
USSM10605381
Title
Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze. Andante
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x9d6971504943b1a222e36d4d79eb93cd1d59290bd04973e0460e1d2f34c1b91c

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:5094920a96803f556550c4ca18ec19dda33434084c0212e89508e91f1a7bd910
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10605381
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze. Andante · Machine-readable JSON-LD