帰ろう

Recording by Masahiro Kuwana.

Recording identifiers

ISRC
JP92L2200250
CopyrightID (CopyrightChains transaction hash)
0x26681bfb55eb6dc1a2b44891c6f0ecdcf37384bec294bbba8f139a14aac63764
Copyright registration time
2026-07-31T00:39:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:bec0494314e3115d3ac71e2b8fe8f37f00eed990037df3b34888cd6c32ca9447

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.