Mr. Microphone

Recording by The Barbarians of California.

Recording identifiers

ISRC
QZNJY2438030
CopyrightID (CopyrightChains transaction hash)
0xf5c6a7895a7c585c9ae50a8e5826999f1c3856b86576d496dc7de8e2b9301a63
Copyright registration time
2026-06-08T10:15:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:5ac44c63b4bedbdfe325b43a8bbb9949d7b1fcf07203269484c04e63d89b0560

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.