Gran Turismo

Recording by Chris Acker.

Recording identifiers

ISRC
USCGH2551867
CopyrightID (CopyrightChains transaction hash)
0xc4b742af5c557ab4e4a1aaf3b45e66bcf21ab50551cf07e04fe94615337d6dd8
Copyright registration time
2026-07-30T22:34:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:51:48Z
Bitcoin block
960337
Canonical record hash
sha256:6ac2484dd26aeb9b178905c220c5f869916bc3e05492b69bcbe655a2765f6f48

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.