君のなせるワザ

Recording by 小松未歩.

Recording identifiers

ISRC
JPF500501612
CopyrightID (CopyrightChains transaction hash)
0xf97e497004f3ba688d6f2d69e71caefc3ccd7c67ce20747520a69b4d0546e7c9
Copyright registration time
2026-07-06T07:19:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T10:59:31Z
Bitcoin block
957025
Canonical record hash
sha256:02e202d7e4140cfbee404a127ee0d4128f241bead56826f77388c6b194ec5f92

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.