Policy of Truth

Recording by St. Petersburg Ska-Jazz Review.

Recording identifiers

ISRC
USCGJ0652560
CopyrightID (CopyrightChains transaction hash)
0xf556e030a3992f66ee671d11414c4cc743389022d39482038c754be489362c2a
Copyright registration time
2026-07-07T17:27:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dfda3d66e5ae9f792d2ac750d1d2eab3f2da52c1e97cbe64edafdef7c550e283

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.