Last Goodbye

Recording identifiers

ISRC

KRMIM2009588

CopyrightID (CopyrightChains transaction hash)

0xcb66dc0965605d0cb0dd6cf934f3af49857e41cd86666bb46e52785c00b7c60e

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T20:22:46Z

Bitcoin block

960459

Canonical record hash

sha256:0a43815a936ebb12324ea3a095be23dc10895a300686a1a9783a3b1ed8d022a1

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.