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Recording by 広橋真紀子.

Recording identifiers

ISRC
JPQ702000001
CopyrightID (CopyrightChains transaction hash)
0xb887bb088476ce7df462b7138eb0603c4903abe1060826c7c004b07140896248
Copyright registration time
2026-06-18T23:47:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:153a5d595bee08af2c753ab39bd9ab0c689ccd9b989b253faafca9d7a7f8e3a2

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.