Peragus II

Recording by Mark Griskey.

Recording identifiers

ISRC
USWD12214718
CopyrightID (CopyrightChains transaction hash)
0x5f9ee0ed01af6597a80cc431f7d0fd7ff41adef8f488451b06ff7c056c7f7613
Copyright registration time
2026-06-09T13:12:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:cdc583bc3fe6f9b4025022476affa34402ed2ce75cd45d5847d026ed4e036ce9

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.