Checkmate

Recording by 棗いつき.

Recording identifiers

ISRC
TCJPL2018472
CopyrightID (CopyrightChains transaction hash)
0xede50a248ed2f0d4049a0ec2e14f84825f217fd3152f8a6080f6ac386772002f
Copyright registration time
2026-07-31T16:46:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:b65b43a12fa6f1c1ab8637863bcde0a4a73e2e819dd14cab4217f136e22cccbe

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.