プロセス

Recording by Kyoko Koizumi.

Recording identifiers

ISRC
JPVI09109530
CopyrightID (CopyrightChains transaction hash)
0x049f87d7f1bad29ed6bb33924dec71b7aeb7ce9abb399a37cd548a1b2f7d43cd
Copyright registration time
2026-07-30T08:37:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:37:10Z
Bitcoin block
960236
Canonical record hash
sha256:dd8ec1686aff8260a0e17f48abaf5c7e25877ef1b56b7baf4716d357488ace89

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.