ふるさと - “Story” from New York

Recording by Yu Sakai.

Recording identifiers

ISRC
JPPO02400530
CopyrightID (CopyrightChains transaction hash)
0xd5ebfb6b28228165295a5f7822c4534ed28bbf51319b1949fc8938f247db794a
Copyright registration time
2026-07-07T18:28:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:df0738aa010036299f1a78fdad6c5de440595fb52c7a2016ebe7dcb313159c9c

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.