Immortal, Invisible

Recording by Lee Holdridge.

Recording identifiers

ISRC
USSP38859820
CopyrightID (CopyrightChains transaction hash)
0xe82f739138b27885c75bb33ccac971ebfd4fc45204bd90a84f34d423945ac4a7
Copyright registration time
2026-06-10T15:53:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0c9ab43a9bffcddf660c24bb789bf461bfeaa429f96b8123206c32d5af95e990

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.