約束

Recording by Tomoyuki Nagasawa.

Recording identifiers

ISRC
JPPO02304187
CopyrightID (CopyrightChains transaction hash)
0xf41da3824d13c1e5b9393646050794152d9c30f6a326a5c7608a9fb45c686f43
Copyright registration time
2026-07-07T07:04:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b57c8336006a735dab8f9c25284c765f862694b3cec7e31c9d3d2b62cdb4d1d5

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.