Hito no Shiki

Recording by Ryuun Nagai.

Recording identifiers

ISRC
JPPC08150392
CopyrightID (CopyrightChains transaction hash)
0x0403de0376dbd4dabdf1cfab5fcb024232976b19fc51565f31e70e7edf938ad7
Copyright registration time
2026-07-31T22:21:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:30:38Z
Bitcoin block
960478
Canonical record hash
sha256:cc6e430e6f5ba19e3cb478f1f00bbadf5611f9dbe887030849a685b931c3785e

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.