Challenger

Recording by Jesse Marchant.

Recording identifiers

ISRC
QZ8GX1701172
CopyrightID (CopyrightChains transaction hash)
0xce8235a646c53f0bafc8269699dc79bb168260d7d81bbdf2b4dcfc1a7a57284e
Copyright registration time
2026-06-21T06:40:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:28a1be00d70b9045ab657c2da82344e9dd30952c405d87432458dff2f1f97dc7

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.