Chiisana Ai

Recording by Ryuun Nagai.

Recording identifiers

ISRC
JPPC07850110
CopyrightID (CopyrightChains transaction hash)
0xefcf2369557813fcfe5d48d8c58c052816aec58bab630e68244681094912c7a5

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T21:35:24Z
Bitcoin block
960317
Canonical record hash
sha256:8736fb4e5dc8a58005bbc46b2de283fe5142c63d9c3fad0c3d5f0d87f0b38acd

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.