ISRC QZK6M2382597
Verified recording
QZK6M2382597 is “Doppelhand” by Jack Bump,
registered on the CopyrightChains blockchain with CopyrightID
0x44f7c1c914007dac9454288c60466d2f3c7f70407a6c9bd170a6eeeb41b45593 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2382597.
Recording identifiers
- ISRC
- QZK6M2382597
- Title
- Doppelhand
- Artist
- Jack Bump
- CopyrightID (CopyrightChains transaction hash)
0x44f7c1c914007dac9454288c60466d2f3c7f70407a6c9bd170a6eeeb41b45593
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:a7c11fd727605afd8d894a7d7d7478d6560f4009ae199135e75a1cda5a6fd454- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6M2382597
- Bitcoin block existence check
- https://blockstream.info/api/block/960095