ISRC QM42K2586603
Verified recording
QM42K2586603 is “Mental Ledge” by MTRZ,
registered on the CopyrightChains blockchain with CopyrightID
0x3eaf270a7f035dcb6703bcaaac9bb18dad444fb2a448f80ed47f26d8c80cb123 and independently timestamped
in Bitcoin block 957819 on 2026-07-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K2586603.
Recording identifiers
- ISRC
- QM42K2586603
- Title
- Mental Ledge
- Artist
- MTRZ
- CopyrightID (CopyrightChains transaction hash)
0x3eaf270a7f035dcb6703bcaaac9bb18dad444fb2a448f80ed47f26d8c80cb123
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-13T07:53:33+00:00
- Bitcoin block
- 957819
- Canonical record hash
sha256:9d6d2c3a7899881a92cfcdfb9a16e079519c2d3944932a245fb7e466a1876935- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K2586603
- Bitcoin block existence check
- https://blockstream.info/api/block/957819