Focus

Recording by Rudeboy.

Recording identifiers

ISRC
QZQ4X2100056
CopyrightID (CopyrightChains transaction hash)
0x321811eeb2f7cfebe07f98992a751399b1ec2306f5c885fa9b11864cfff9cd6d
Copyright registration time
2026-06-09T18:43:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:858d1f68fd9a228d60feb426711885e1d6ece189197f17189f1684687395fd09

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.