Hidamari no Uta - Cover

Recording by Maiko Nakamura.

Recording identifiers

ISRC
JPPC01400023
CopyrightID (CopyrightChains transaction hash)
0x2b42df3f2868e7a6f46623a7da09ca65c89892fc031760d15697cd83fc32bfbe
Copyright registration time
2026-07-30T03:59:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T04:47:22Z
Bitcoin block
960207
Canonical record hash
sha256:d14c348315be128fee0d712b0d105500a619cae805281b7dc0fb3171f506c55f

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.