キミと夜空と坂道と

Recording by いとうかなこ.

Recording identifiers

ISRC
JPR501002069
CopyrightID (CopyrightChains transaction hash)
0x834781d77d1087657f7ef0e84fb266ab7688a3518cbcbf03b93e33bcd74c1378
Copyright registration time
2026-06-10T15:38:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:3d176a491cb1e253aeec2c348145d826d123640feb6cdcbd8328465397767399

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.