凡人音楽、夢の跡

Recording by Hatsune Miku.

Recording identifiers

ISRC
JP92Q2213099
CopyrightID (CopyrightChains transaction hash)
0x4b417a16d78378911ff5555d11d600371127c3e0616761083e481a3de9c76c62
Copyright registration time
2026-07-06T23:35:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:44bbc3aaa52f201e35cd50117aab66ba244c4a582f7ebc8292a44c0c80488b52

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.