ISRC QZNWU2279601
Verified recording
QZNWU2279601 is “Heartburn” by The Professionals,
registered on the CopyrightChains blockchain with CopyrightID
0x66c1e32ee20915ac85578a7b6909d9fa9e164b0768fa6c1a8d4ff75c64b58188 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWU2279601.
Recording identifiers
- ISRC
- QZNWU2279601
- Title
- Heartburn
- Artist
- The Professionals
- CopyrightID (CopyrightChains transaction hash)
0x66c1e32ee20915ac85578a7b6909d9fa9e164b0768fa6c1a8d4ff75c64b58188
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:f155b114e9974ec214516cf06438daa9a44774c40c64fa8e2061bc689415673f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWU2279601
- Bitcoin block existence check
- https://blockstream.info/api/block/957120