Reaching out for our future

Recording by いとうかなこ.

Recording identifiers

ISRC
JPK651401725
CopyrightID (CopyrightChains transaction hash)
0x38145555daac7f25227e5e6ce35ca59da4770af8a1a14f7dff2a9a35a6b62ee7
Copyright registration time
2026-06-24T10:46:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d38835e913f4b4fd9bab66f6779ea6b9e156cfa1a905e576759966ce898a8896

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.