The Secret Fan

Recording by Rachel Portman.

Recording identifiers

ISRC
USFM91100302
CopyrightID (CopyrightChains transaction hash)
0x34f5ff783a65ac0ccba105fb0e396e95dc1aefe1d95200801e2d717a7184ff4b
Copyright registration time
2026-06-26T13:04:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:f5c602314871448984a4139a1854b08a540587ebfe98eea84ee773850755d2eb

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.