ISRC USB4U0650888
Verified recording
USB4U0650888 is “Blessed Assurance” by Mark Burchfield,
registered on the CopyrightChains blockchain with CopyrightID
0x88046a6bf4e78ef3b7f5f1a595a7830d273716e2c7f1f3eefa231971cea49ddf and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0650888.
Recording identifiers
- ISRC
- USB4U0650888
- Title
- Blessed Assurance
- Artist
- Mark Burchfield
- CopyrightID (CopyrightChains transaction hash)
0x88046a6bf4e78ef3b7f5f1a595a7830d273716e2c7f1f3eefa231971cea49ddf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:41d4ea99efcf043bbbbae9c52e71fa9b997fece44af43ffbd4e294207498fe8d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0650888
- Bitcoin block existence check
- https://blockstream.info/api/block/960410