終末を知らない大人たち

Recording identifiers

ISRC

JPJ591900697

CopyrightID (CopyrightChains transaction hash)

0x93c5d7497cd1d508ba96eca2b603287fa94251e7c8d627b93e49724d76c4ba6a

Copyright registration time

2026-07-07T22:41:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:22:41Z

Bitcoin block

957120

Canonical record hash

sha256:a50f5afac7704f7044522a425c03aa25a7eef03f1259543cc9e3bcca2e804e8b

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.