ISRC USB4U0401408
Verified recording
USB4U0401408 is “Mason” by Will Haven,
registered on the CopyrightChains blockchain with CopyrightID
0x46775bb02f212ded59bc9b71667249aa488cd14a5f6df2c95e1faa276a68b317 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0401408.
Recording identifiers
- ISRC
- USB4U0401408
- Title
- Mason
- Artist
- Will Haven
- CopyrightID (CopyrightChains transaction hash)
0x46775bb02f212ded59bc9b71667249aa488cd14a5f6df2c95e1faa276a68b317
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:e772508d3906fca89435c0e16f78d5d452f0d403a96dee2c49e03d1595c95b7d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0401408
- Bitcoin block existence check
- https://blockstream.info/api/block/957073