Checkmate - Mix Cut

Recording identifiers

ISRC

GBKQU2092161

CopyrightID (CopyrightChains transaction hash)

0xe94007ed72b00c3effecb71a7bdfb3c0015f5bf28d6b6de09dc3a8b5a8518c16

Copyright registration time

2026-07-07T07:10:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:20:19Z

Bitcoin block

957118

Canonical record hash

sha256:5ad4b7b259dceee3ef64cb39f1745f115bf9c05552bf9c0e0afbb13471d06fcf

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.