A Song For Jeffrey - Live

Recording by Jethro Tull.

Recording identifiers

ISRC
GX4R52192133
CopyrightID (CopyrightChains transaction hash)
0x0851f60a91ae8cb1f3c822a97043485d0dbc8684402be9c8314b3a435c0dc5c5
Copyright registration time
2026-07-30T20:19:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T20:35:49Z
Bitcoin block
960309
Canonical record hash
sha256:966e378c7394d287cbf5ad14ca66902f9237004d7c82fd4bc43bff4cd445ab16

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.