The Challenge

Recording by Alexander Courage.

Recording identifiers

ISRC
US29S0401840
CopyrightID (CopyrightChains transaction hash)
0x6d79f93545ff26f090e3cf827cd61e1f5476f21ccb9f87f14d0742d45e900d98
Copyright registration time
2026-07-06T07:45:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:2dd16de95f7177b0e0fee6ae71ecfac5fc37e2e4cc94d19e70bf97ff0d296def

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.