変わらないもの

Recording by 松田彬人.

Recording identifiers

ISRC
JPI102401995
CopyrightID (CopyrightChains transaction hash)
0xa691ab6d2097f515f784adb2839dadf37a04866a111228429d2056879bbdcc13
Copyright registration time
2026-06-25T15:28:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:4742d39d52f8bd5d15db8039d0b790f075a973464ee7e46e57638e49a4c8788e

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.