交換

Recording by Angela Chang.

Recording identifiers

ISRC
TWA210722107
CopyrightID (CopyrightChains transaction hash)
0xcdb8b431697b12ddd0766f68c66afff50d59453bc2cf6b6eec61437da946d91b
Copyright registration time
2026-06-27T19:47:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:98d75e51a9924735a9c910a557dd7b0dddc4513d3ff753fa0d125fd3d223fa42

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.