ISRC US3M59454805
Verified recording
US3M59454805 is “Old Friends (Part 1) / Like It Was” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0x158cd84fa01eea412bc7ec717b1b57978c3932511d587cc92aed4c484657fe94 and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454805.
Recording identifiers
- ISRC
- US3M59454805
- Title
- Old Friends (Part 1) / Like It Was
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0x158cd84fa01eea412bc7ec717b1b57978c3932511d587cc92aed4c484657fe94
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:222fe2322ffc57463b79e4f353c92e93207ec21597c54b11e8adeabd206e8f1c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3M59454805
- Bitcoin block existence check
- https://blockstream.info/api/block/960105
Full record
Track page: Old Friends (Part 1) / Like It Was · Machine-readable JSON-LD