Maximum Tempo

Recording by Derek Duke.

Recording identifiers

ISRC
USQ771800006
CopyrightID (CopyrightChains transaction hash)
0x4b1923c3163b9613b41c62f0a56466462a76300d3467812ebb7a337687279c81
Copyright registration time
2026-06-25T09:11:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:8f63266831b1641b1fc82f3c9cb9b87913d01aa3df524f0d8efb8ac929a8bfef

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.