Leaving on a Jet Plane

Recording by Peter, Paul and Mary.

Recording identifiers

ISRC
USWB16900037
CopyrightID (CopyrightChains transaction hash)
0x5a06a24d190129968605a5cfb993b021597476ba95ac677f6c4f62d42a205077
Copyright registration time
2026-06-01T19:05:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b76359863645669a5d07833b5b5f825b64182d7b646c81295d0b809b60749ae7

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.