ISRC USUM72120520
Verified recording
USUM72120520 is “Yesterday” by Barry McGuire,
registered on the CopyrightChains blockchain with CopyrightID
0xe54ecdbcc2939faa93a4fb98cb83efad28b81c0c4533bed059078d68e45693bd and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72120520.
Recording identifiers
- ISRC
- USUM72120520
- Title
- Yesterday
- Artist
- Barry McGuire
- CopyrightID (CopyrightChains transaction hash)
0xe54ecdbcc2939faa93a4fb98cb83efad28b81c0c4533bed059078d68e45693bd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:74f2ff11d178543a97b3da18bd9b5fd74d6efbea629d8766bcae69c547da59b3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72120520
- Bitcoin block existence check
- https://blockstream.info/api/block/953515