晴れやかにゆけ

Recording by Yuka Masuda.

Recording identifiers

ISRC
JPJ902000850
CopyrightID (CopyrightChains transaction hash)
0x7681419fc3a03898f7f9982c766e920fa214fe12fd4f890ee3c19b7694e2d25b
Copyright registration time
2026-06-11T06:09:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:85a91552e77c67e2825f458b602537caf2b8aaefd420fea4d6b8677944565097

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.