A Song for Jeffrey - 2001 Remaster

Recording by Jethro Tull.

Recording identifiers

ISRC
GBAYK0100061
CopyrightID (CopyrightChains transaction hash)
0x580cb36ba0083d3af67e8918385dadaed5ce968d081a004f83301744bf03535b
Copyright registration time
2026-06-25T05:12:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:92237ce3c9cde5eaa46e88d34d1e688785bdea4e17d75d17124378501d3c9050

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.