Mr. Chu (inst) (Instrumental)

Recording by Apink.

Recording identifiers

ISRC
KRA381602565
CopyrightID (CopyrightChains transaction hash)
0xa210a13424c08339bb18a43b2c769591fd935abf37676a18acce3e49f685e033
Copyright registration time
2026-06-22T16:01:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:dc559a888fedce375a3e762d8505896f6f7577203d78411997a2391a8e345550

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.