ISRC QZK6N2266208
Verified recording
QZK6N2266208 is “No Wise Men” by Mark Grundhoefer,
registered on the CopyrightChains blockchain with CopyrightID
0xc32ef71f2cd8bed709a65be6902a5aeafc3ed2c32c3e85d1e9da13b3274f0913 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6N2266208.
Recording identifiers
- ISRC
- QZK6N2266208
- Title
- No Wise Men
- Artist
- Mark Grundhoefer
- CopyrightID (CopyrightChains transaction hash)
0xc32ef71f2cd8bed709a65be6902a5aeafc3ed2c32c3e85d1e9da13b3274f0913
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:66c0ade7e9db3bc07a73318c10796ce0f342e30a6058d465b4a24bce2eef4a7f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6N2266208
- Bitcoin block existence check
- https://blockstream.info/api/block/956302