This Time I Know It's for Real (Extended Version)

Recording identifiers

ISRC

GBBPJ8900011

Release date of the album this recording appears on

1980

CopyrightID (CopyrightChains transaction hash)

0xb73ca3e8e7ce57f40f5d6b702efa3e71097b7b5793d3bf089fd0d8d3fb739b49

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T05:48:18Z

Bitcoin block

960354

Canonical record hash

sha256:872f527346b358bcebb8dea11fbb9a4e3e189c81ac177713187b28f76e0bb770

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBBPJ8900011

What this proof establishes

This recording was released in 1980, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.