心の一方

Recording by Yu Takami.

Recording identifiers

ISRC
JPE302300952
CopyrightID (CopyrightChains transaction hash)
0xa9569517d23676e2fae8b757af20d3d6f0ae92b7184902f16c5c4ac2c5a450e6
Copyright registration time
2026-07-07T21:01:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:a43b35c131f31cd56855062955a06a429494a46fb0137ccab450dfb431810050

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.