ISRC USB960442103

Verified recording

USB960442103 is “"Ladies and Gentlemen, a Toast!"” by Stephen Sondheim, registered on the CopyrightChains blockchain with CopyrightID 0xc404d6e26714b32c703e76166f30d0ebde7a693ca81c00104e05bd36d7ee3c8f and independently timestamped in Bitcoin block 956302 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB960442103.

Recording identifiers

ISRC
USB960442103
Title
"Ladies and Gentlemen, a Toast!"
Artist
Stephen Sondheim
CopyrightID (CopyrightChains transaction hash)
0xc404d6e26714b32c703e76166f30d0ebde7a693ca81c00104e05bd36d7ee3c8f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:ed603e08d8686601538dc57b0e5d370e90f96a1f9e09506492e7a60cf00812ff
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB960442103
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: "Ladies and Gentlemen, a Toast!" · Machine-readable JSON-LD