Ruffneck Business

Recording by A Class Crew.

Recording identifiers

ISRC
GBQYS0700328
CopyrightID (CopyrightChains transaction hash)
0x0a649bc43a792563aa0184400494d02f1293ddcdc948bc8f8623979f57e9162c
Copyright registration time
2026-06-10T15:28:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:07de18f94b7ef27b604f5ed3880576a4e943417716ab7c8f64c0c538d0b168ce

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.