ISRC US3M59454811
Verified recording
US3M59454811 is “Not A Day Goes By (Part I)” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0xb113d453f40a5e9255d57761066c98e113db9b0dcf42edce104419ac01fd0011 and independently timestamped
in Bitcoin block 959146 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454811.
Recording identifiers
- ISRC
- US3M59454811
- Title
- Not A Day Goes By (Part I)
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0xb113d453f40a5e9255d57761066c98e113db9b0dcf42edce104419ac01fd0011
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:41:47+00:00
- Bitcoin block
- 959146
- Canonical record hash
sha256:e66666917cde2b76d43bcb317d2629b59580655776a1988e9153210a26499e24- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454811
- Bitcoin block existence check
- https://blockstream.info/api/block/959146
Full record
Track page: Not A Day Goes By (Part I) · Machine-readable JSON-LD