ISRC USSM12209976

Verified recording

USSM12209976 is “Symphony No. 38 in D Major, K. 504, "Prague": Symphony No. 38 in D Major, K. 504, "Prague"/III. Presto” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x358b7633e718f65cec3e5acfbd963121130db37026379b26671b382a881b0005 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/USSM12209976.

Recording identifiers

ISRC
USSM12209976
Title
Symphony No. 38 in D Major, K. 504, "Prague": Symphony No. 38 in D Major, K. 504, "Prague"/III. Presto
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x358b7633e718f65cec3e5acfbd963121130db37026379b26671b382a881b0005

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:08659238a6291f2c7b863605d8ea5f3460101bbac65509168afaadb7b46ef687
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12209976
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Symphony No. 38 in D Major, K. 504, "Prague": Symphony No. 38 in D Major, K. 504, "Prague"/III. Presto · Machine-readable JSON-LD