ISRC US4HB2400059
Verified recording
US4HB2400059 is “Laundry” by Zachary Knowles,
registered on the CopyrightChains blockchain with CopyrightID
0xb6309859aee1af2d9e7bcce8269071cbbb7ad31f393a57cf977824196321784e and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4HB2400059.
Recording identifiers
- ISRC
- US4HB2400059
- Title
- Laundry
- Artist
- Zachary Knowles
- CopyrightID (CopyrightChains transaction hash)
0xb6309859aee1af2d9e7bcce8269071cbbb7ad31f393a57cf977824196321784e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:bf2bc1c7b24c26117fcdbee1675545c81bd9928ed52bc86232b0da0443d446b0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4HB2400059
- Bitcoin block existence check
- https://blockstream.info/api/block/956302