Leather Jacket

Recording by John E. Lawrence.

Recording identifiers

ISRC
USHM22202850
CopyrightID (CopyrightChains transaction hash)
0x5b48a9ba68998c6c54962836cb99e9b32c90f69643cb475928d13d8f184f4bdc
Copyright registration time
2026-06-09T23:11:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:40fb2c707b885e2a7479673b17a7de355d8282ba0afbe8ef31f8e07fb7040363

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.