ISRC AUXN21400420
Verified recording
AUXN21400420 is “Check Your Head (Delegate Mix)” by Ultra-Sonic,
registered on the CopyrightChains blockchain with CopyrightID
0xa43919844e742a1e55eebd2682b5f0effef8e85551d3fea586a45f79d63c535b and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN21400420.
Recording identifiers
- ISRC
- AUXN21400420
- Title
- Check Your Head (Delegate Mix)
- Artist
- Ultra-Sonic
- CopyrightID (CopyrightChains transaction hash)
0xa43919844e742a1e55eebd2682b5f0effef8e85551d3fea586a45f79d63c535b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:0ed96bbf2ec3519d3729eeee18f583a3dce70262a5795297dc9bc796b998d33e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AUXN21400420
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Check Your Head (Delegate Mix) · Machine-readable JSON-LD