Co・ro・na

Recording by Mari Natsuki.

Recording identifiers

ISRC
JPB601900335
CopyrightID (CopyrightChains transaction hash)
0xa27068ea39b421886a3591fc9015f2f36c0eefbedf6dbff18ab5e177f5e32dcb
Copyright registration time
2026-07-07T20:14:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:8118ca5c5c544c0acf11027f2396239d7ca1299cd1c95765f7d895b0f491cf8f

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.