The Math

Recording by Hilary Duff.

Recording identifiers

ISRC
USWD10321466
CopyrightID (CopyrightChains transaction hash)
0xf47c43d55bb110cdfe429be865cf8b8cc325408be1e39ef9d129a2394911b547
Copyright registration time
2026-06-05T21:23:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d66e31d319ff313bbf14b94a0ebb6cc567b1f6c0b83b04aff394da43e7cd89f2

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.