ISRC QZK6P2534492
Verified recording
QZK6P2534492 is “Blue Hare” by Mark Grundhoefer,
registered on the CopyrightChains blockchain with CopyrightID
0x6163eb03a374619e3ee2e0fa19d7a1d302fc5ecb98b4826b9e268e4bb8915795 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P2534492.
Recording identifiers
- ISRC
- QZK6P2534492
- Title
- Blue Hare
- Artist
- Mark Grundhoefer
- CopyrightID (CopyrightChains transaction hash)
0x6163eb03a374619e3ee2e0fa19d7a1d302fc5ecb98b4826b9e268e4bb8915795
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9564825c9b2c9299acb2080fbeb3f29060c530440222d9c6edb2ee6e4180ced2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P2534492
- Bitcoin block existence check
- https://blockstream.info/api/block/957118