花束を君に

Recording by 広橋真紀子.

Recording identifiers

ISRC
JPQ702000005
CopyrightID (CopyrightChains transaction hash)
0x3752b8f32f14e9da120fbc9e4945e0a9b6cabe948675ca0cd94642b341f8ff75
Copyright registration time
2026-06-19T19:47:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d7c361671966f50f07c2f24723b0805c705b043137cd9a3cab19d37a918e4e52

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.