ISRC USQY51591369
Verified recording
USQY51591369 is “Sofa Surfer” by CAFU,
registered on the CopyrightChains blockchain with CopyrightID
0x6b6c2a70ea327436d733eafc6b5d0ac09b19061d227c0bdebff6ba1962d3f5cc and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY51591369.
Recording identifiers
- ISRC
- USQY51591369
- Title
- Sofa Surfer
- Artist
- CAFU
- CopyrightID (CopyrightChains transaction hash)
0x6b6c2a70ea327436d733eafc6b5d0ac09b19061d227c0bdebff6ba1962d3f5cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4237bead841b688356920e4486dd15252d5dd407bf17d2b7df1d29645312c205- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY51591369
- Bitcoin block existence check
- https://blockstream.info/api/block/957118