ISRC USHM91136983
Verified recording
USHM91136983 is “Grillman” by Mark Lettieri,
registered on the CopyrightChains blockchain with CopyrightID
0xba3b81f577541d7265a89e612488e559d9dec5e94ae59bcde0cb74a315b1d142 and independently timestamped
in Bitcoin block 960164 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91136983.
Recording identifiers
- ISRC
- USHM91136983
- Title
- Grillman
- Artist
- Mark Lettieri
- CopyrightID (CopyrightChains transaction hash)
0xba3b81f577541d7265a89e612488e559d9dec5e94ae59bcde0cb74a315b1d142
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:23:05+00:00
- Bitcoin block
- 960164
- Canonical record hash
sha256:a4879ccf7d9c2977d71ce7585919970c95384f46a06dde96b611afa6ffe7b0ab- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91136983
- Bitcoin block existence check
- https://blockstream.info/api/block/960164