振り子の上で

Recording by Tatsuya Kitani.

Recording identifiers

ISRC
JPU902201514
CopyrightID (CopyrightChains transaction hash)
0x13d4593586f573ad161af32bbbe2fbee95a85fab39b4ceeb393afcc1578430d6
Copyright registration time
2026-06-06T23:28:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:537d6723fa6130aeddf9b6d0a082a884a0b79b689d451b1c41efafce65620dff

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.