Frank D. Fixer

Recording by Jason Mraz.

Recording identifiers

ISRC
USEE11200155
CopyrightID (CopyrightChains transaction hash)
0x691910f8536cf0972610be3c159bcd7f0dab6e010a8904e1009dea70238a177c
Copyright registration time
2026-06-07T11:54:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4da31cec59de31c08b3c79e97b17a9aa06618656afb0295719c5b44ae5e7f697

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.