Lock & Key

Recording by Closure in Moscow.

Recording identifiers

ISRC
AU4J12300007
CopyrightID (CopyrightChains transaction hash)
0x9df59ea2ecbe225b9d64dd1fa11bdeb3f984f75cf6fda5d40ca95a05152d5cfd
Copyright registration time
2026-06-10T03:20:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8918573035fb33f169a864565aa80badd19dc288278606e1c6e6d14e0857cedf

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.