ISRC QMRTJ2200503
Verified recording
QMRTJ2200503 is “Butter” by Problem Child,
registered on the CopyrightChains blockchain with CopyrightID
0x7ce62674095aa0e5af88279e71c00d10e495366e1732c0dadd471d40b8dc1ad8 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/QMRTJ2200503.
Recording identifiers
- ISRC
- QMRTJ2200503
- Title
- Butter
- Artist
- Problem Child
- CopyrightID (CopyrightChains transaction hash)
0x7ce62674095aa0e5af88279e71c00d10e495366e1732c0dadd471d40b8dc1ad8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:3705ccf19afaaa00a9c9154eb955deaf2fc4dce958e0676362ae68d566f8491a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMRTJ2200503
- Bitcoin block existence check
- https://blockstream.info/api/block/957120