Brand New Days

Recording by 川村ゆみ.

Recording identifiers

ISRC
JPK651669003
CopyrightID (CopyrightChains transaction hash)
0x1534fef0233090d9fa8a16005b378b2efb6b83bc465cb5d7f9d9a9ad98373462
Copyright registration time
2026-06-08T19:27:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:61feb6169c43ccbe11b28d70979f5c0753d8cb664028ed6f382591a332af80ff

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.