ISRC QZTAW2347886
Verified recording
QZTAW2347886 is “I'm Up” by John Mackk,
registered on the CopyrightChains blockchain with CopyrightID
0x75977975afb96b0760c7689eff1a23ed5fd39a20433ab97d557f020d13a60cf9 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAW2347886.
Recording identifiers
- ISRC
- QZTAW2347886
- Title
- I'm Up
- Artist
- John Mackk
- CopyrightID (CopyrightChains transaction hash)
0x75977975afb96b0760c7689eff1a23ed5fd39a20433ab97d557f020d13a60cf9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:aa1a3d309c0c092d389729eea215aee82503ebf483f53ef7d0d6cf9866f4fd8e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAW2347886
- Bitcoin block existence check
- https://blockstream.info/api/block/956304