臨終

Recording by 友川かずき.

Recording identifiers

ISRC
JPKI07811950
CopyrightID (CopyrightChains transaction hash)
0x3b9fdcfcb82b1133fecfe492765f01d56bb428da252e87cb9d1844af38380cba
Copyright registration time
2026-07-29T10:27:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:caef7f8c79b843de4415636c3153d62f8d2d5f9e55ae4c7ce0efbb6f0ed2ba7f

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.