Leave the Light On

Recording by Jorma Kaukonen.

Recording identifiers

ISRC
USFMT1406807
CopyrightID (CopyrightChains transaction hash)
0xb41fb14c2798eca3a95019f73fa18a4b5e95d7e5d04f8e89fb9a501d0d7f3ee3
Copyright registration time
2026-07-07T10:33:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:29c85309fef26760a9d14007a9170f84e937b093ff5a1d8d22f8839282e84c27

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.