ISRC USQ772300015
Verified recording
USQ772300015 is “Cerrigar” by Leo Kaliski,
registered on the CopyrightChains blockchain with CopyrightID
0x68f330f71cf436a5b349eadd1abcf91e7309a729d58c61cd3a2dbd6bb0a18cde and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQ772300015.
Recording identifiers
- ISRC
- USQ772300015
- Title
- Cerrigar
- Artist
- Leo Kaliski
- CopyrightID (CopyrightChains transaction hash)
0x68f330f71cf436a5b349eadd1abcf91e7309a729d58c61cd3a2dbd6bb0a18cde
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:abfd9e10ebd833de0bbabc435b887a512c4f8e57d4c94b38cfa1952b1eb5c20e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQ772300015
- Bitcoin block existence check
- https://blockstream.info/api/block/953520