ISRC USHM81377709
Verified recording
USHM81377709 is “Intro” by Mark Lettieri,
registered on the CopyrightChains blockchain with CopyrightID
0x984044478d69ec2bd269de09cc746696b10ad70eaa2903ce61fde90f30d383d7 and independently timestamped
in Bitcoin block 960113 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81377709.
Recording identifiers
- ISRC
- USHM81377709
- Title
- Intro
- Artist
- Mark Lettieri
- CopyrightID (CopyrightChains transaction hash)
0x984044478d69ec2bd269de09cc746696b10ad70eaa2903ce61fde90f30d383d7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:38:16+00:00
- Bitcoin block
- 960113
- Canonical record hash
sha256:a6ca5c8741b82e3f0fa2e7d2a9351c81bdb54d3e51010172a7beac240e7a6c5b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM81377709
- Bitcoin block existence check
- https://blockstream.info/api/block/960113