The Worst Thing I Ever Did

Recording by Rachel Portman.

Recording identifiers

ISRC
USFM91900071
CopyrightID (CopyrightChains transaction hash)
0x038e09b8daa06ba5c104db0018ebf5e6b8d20ea4ea1e17c6f0a2da9c0d11fb40
Copyright registration time
2026-06-24T00:27:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2089c6680bc09c527f7ba18c0d754bfd5469f5b13291fcb2a57c7cca16e40c14

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.