ISRC USCO90745802
Verified recording
USCO90745802 is “Butcher Boy” by Lau,
registered on the CopyrightChains blockchain with CopyrightID
0x3acccd56ff5cb73efbe97f2070408b0a0633452df7e0e79784c7452193ab7af8 and independently timestamped
in Bitcoin block 960303 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCO90745802.
Recording identifiers
- ISRC
- USCO90745802
- Title
- Butcher Boy
- Artist
- Lau
- CopyrightID (CopyrightChains transaction hash)
0x3acccd56ff5cb73efbe97f2070408b0a0633452df7e0e79784c7452193ab7af8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:11:13+00:00
- Bitcoin block
- 960303
- Canonical record hash
sha256:1b617a52bb7d05e40fde8f6afe93f4cf1f1497e402f3eab98d58147fe91fb323- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCO90745802
- Bitcoin block existence check
- https://blockstream.info/api/block/960303