ISRC US3DF2271104
Verified recording
US3DF2271104 is “koyo” by my friend yaz,
registered on the CopyrightChains blockchain with CopyrightID
0x7cf5cf0e13be0e3a1e6ea912226998c084593d776a8032c940521ac98cab0ee4 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2271104.
Recording identifiers
- ISRC
- US3DF2271104
- Title
- koyo
- Artist
- my friend yaz
- CopyrightID (CopyrightChains transaction hash)
0x7cf5cf0e13be0e3a1e6ea912226998c084593d776a8032c940521ac98cab0ee4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:e442abc915d0d2d1b6030b9b7276ccc6168f08f3a1e95cf3a775b368df375b8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2271104
- Bitcoin block existence check
- https://blockstream.info/api/block/960220