Marin County - Remastered

Recording by Keef Hartley Band.

Recording identifiers

ISRC
QZPLR2353871
CopyrightID (CopyrightChains transaction hash)
0x80b0f1b7ca0a62a940962af20b31db83bc971ea13350ea29257d7d597e866424
Copyright registration time
2026-06-10T06:04:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:df0358d385b252f2db977bc581f20c374f320f7f5d4a522e488639d941bc2267

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.