SEKAIWA KOINI OCHITEIRU (feat. Hanon)

Recording by KEIKI UTO.

Recording identifiers

ISRC
TCJPY2303727
CopyrightID (CopyrightChains transaction hash)
0x97a20b6ea55e2a0d2aa0f68d937ed88f1344fda854532e0abd62b757b96e6b5d
Copyright registration time
2026-07-07T14:35:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8fdc974af5a282b9780a31c629e9faf6d82c67d199fbed2f24ed57a1dd8615a4

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.