ISRC USAR19700055
Verified recording
USAR19700055 is “Last Call” by Patti Smith,
registered on the CopyrightChains blockchain with CopyrightID
0x478f95e8433c4d2a1dc5bbd51fa379019c50674e09051e4d0da47be48e694960 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAR19700055.
Recording identifiers
- ISRC
- USAR19700055
- Title
- Last Call
- Artist
- Patti Smith
- CopyrightID (CopyrightChains transaction hash)
0x478f95e8433c4d2a1dc5bbd51fa379019c50674e09051e4d0da47be48e694960
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:2773e2e3ccf7b9b083e4e468e59ad39d5242e129d6b6caee0dbf81c649ee2826- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAR19700055
- Bitcoin block existence check
- https://blockstream.info/api/block/959144