老人のつぶやき - 19790620 ライブ at 広島郵便貯金会館

Recording identifiers

ISRC

JPTO08014890

CopyrightID (CopyrightChains transaction hash)

0x5662f385e5c0abe6a719d8bb416985101481fdc857d52b05f9e6147de43ff509

Copyright registration time

2026-07-29T12:25:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T13:09:35Z

Bitcoin block

960108

Canonical record hash

sha256:779d526494fb61eb1eb367964515a2c3625cbd5fb54f8dd461256bcf3b6b1086

• 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.