ISRC USUM71916584

Verified recording

USUM71916584 is “Crush” by Duckwrth, registered on the CopyrightChains blockchain with CopyrightID 0x648e80643f08554aa47c22a328256d7db8769bc5fd9138dada077414a8b12bf1 and independently timestamped in Bitcoin block 953513 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71916584.

Recording identifiers

ISRC
USUM71916584
Title
Crush
Artist
Duckwrth
CopyrightID (CopyrightChains transaction hash)
0x648e80643f08554aa47c22a328256d7db8769bc5fd9138dada077414a8b12bf1

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07+00:00
Bitcoin block
953513
Canonical record hash
sha256:dfb451d6029c38b63cafd455f9ca1c6782f65d85f2018fe4481479daf0ff0956
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71916584
Bitcoin block existence check
https://blockstream.info/api/block/953513

Full record

Track page: Crush · Machine-readable JSON-LD