にじいろ

Recording by ayaka.

Recording identifiers

ISRC
JPB601401807
CopyrightID (CopyrightChains transaction hash)
0xab1651216bd0c6289b9c524643857bb23e994d211a729993267791d437598c48
Copyright registration time
2026-06-21T21:56:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:0d3456ed084c0f846ece7575482669cf050f86a4c370dd59aa47cbeea5682a62

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.