ISRC USUYG1443911
Verified recording
USUYG1443911 is “Free Kill” by Bigg Unccc,
registered on the CopyrightChains blockchain with CopyrightID
0xea78575ab5228eee39cdb0ae55bfaf53d9c2f7c3f876bbfcfb24d5a695523796 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1443911.
Recording identifiers
- ISRC
- USUYG1443911
- Title
- Free Kill
- Artist
- Bigg Unccc
- CopyrightID (CopyrightChains transaction hash)
0xea78575ab5228eee39cdb0ae55bfaf53d9c2f7c3f876bbfcfb24d5a695523796
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:e8d9cf391271146a5b28fe761b6e050cd310d1dbdf5a4911a104a4eb33ec633a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUYG1443911
- Bitcoin block existence check
- https://blockstream.info/api/block/953520