ISRC NLUA71600002
Verified recording
NLUA71600002 is “Nails on the Blackboard” by John Coffey,
registered on the CopyrightChains blockchain with CopyrightID
0xddc965093b27d416722f9c430832153e565660365dfd708c1680f38d816f9cf7 and independently timestamped
in Bitcoin block 960106 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUA71600002.
Recording identifiers
- ISRC
- NLUA71600002
- Title
- Nails on the Blackboard
- Artist
- John Coffey
- CopyrightID (CopyrightChains transaction hash)
0xddc965093b27d416722f9c430832153e565660365dfd708c1680f38d816f9cf7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:41:21+00:00
- Bitcoin block
- 960106
- Canonical record hash
sha256:6fc4606a72e1a1d478c5d30b12bb708ce99d923972b8bfbc1851741e66fd3e3f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLUA71600002
- Bitcoin block existence check
- https://blockstream.info/api/block/960106
Full record
Track page: Nails on the Blackboard · Machine-readable JSON-LD