ISRC USI4R1130164
Verified recording
USI4R1130164 is “Blue on Blue” by John Fox,
registered on the CopyrightChains blockchain with CopyrightID
0x38c4ae8fc55a77c474d573e6c6d01e71634afa03fd35669f7ef7c9cb92287cee and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USI4R1130164.
Recording identifiers
- ISRC
- USI4R1130164
- Title
- Blue on Blue
- Artist
- John Fox
- CopyrightID (CopyrightChains transaction hash)
0x38c4ae8fc55a77c474d573e6c6d01e71634afa03fd35669f7ef7c9cb92287cee
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:24be2e6e10b199f5907ee8ab6658c533cd30701a4f7dc5d72abae150a904f0fe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USI4R1130164
- Bitcoin block existence check
- https://blockstream.info/api/block/960300