ともに憩いを

Recording by 芳賀 敬太.

Recording identifiers

ISRC
JPE301900435
CopyrightID (CopyrightChains transaction hash)
0xe2f73101df14253c282087f429aa76ff6251b428be1e8259c3512e56993728b9
Copyright registration time
2026-06-18T09:22:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:222a2a12dfa46007f3665d3a94792ec3d259f02cc1e120edbd26fa30c268adbd

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.