うぃすぱー・うぃずゆー

Recording by カンナ (CV.長縄まりあ).

Recording identifiers

ISRC
JPI102102373
CopyrightID (CopyrightChains transaction hash)
0xbb4551485131ca49903c155ff46df4cab6f297ef300722d8144a7b58090604bf

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:d03a62ab0f337f9f4cfda711635f10afcbbc7f1ef2f4edf9fe1e57fb51ec7c67

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.