朝は詩人

Recording by 友部正人.

Recording identifiers

ISRC
JPA302400023
CopyrightID (CopyrightChains transaction hash)
0xad4557300668f22c90329c680d3de3709c66a5c5b847c0ae22b7b220e42bd65c
Copyright registration time
2026-07-31T10:29:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:f3fdb5c49ac4a9764683245b5a6ecb6395008aac602ce85fd5ceb20186ec8a50

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.