ISRC QZTB72352188

Verified recording

QZTB72352188 is “MARKSMAN” by Grubby Pawz, registered on the CopyrightChains blockchain with CopyrightID 0x1780935bac7c350265667066b5901774eac878700d12e82058f468a3361cc940 and independently timestamped in Bitcoin block 960327 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB72352188.

Recording identifiers

ISRC
QZTB72352188
Title
MARKSMAN
Artist
Grubby Pawz
CopyrightID (CopyrightChains transaction hash)
0x1780935bac7c350265667066b5901774eac878700d12e82058f468a3361cc940

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26+00:00
Bitcoin block
960327
Canonical record hash
sha256:3c65733cdd75cd41b18ba48014959d69c5b2a8e3a29d423bfbda1f7cddfeea49
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB72352188
Bitcoin block existence check
https://blockstream.info/api/block/960327

Full record

Track page: MARKSMAN · Machine-readable JSON-LD