青い馬の話し

Recording by 冬野ユミ.

Recording identifiers

ISRC
JPJ822400213
CopyrightID (CopyrightChains transaction hash)
0x0f9b5f8b1ac2ff1869b48cf826ce3c50d5cae8320c9ba7ae61672108a264e89a
Copyright registration time
2026-07-07T09:01:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:490418c0f01c15e77165261f8a25e15cc4a9c3ca98f3ab24d8d2fedd43031820

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.