Double

Recording by MILGRAM ミコト (CV: 花江夏樹).

Recording identifiers

ISRC
JPZ922303770
CopyrightID (CopyrightChains transaction hash)
0x3108cd075d850820a5d979d2aff4d3647e16ce8297d55b2d81ab288e67fa69ea
Copyright registration time
2026-06-04T08:46:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:bab2ebe8015d7414f087e6e70dc3a0a1cda8f760fdbc0a3b0d2e67f868f4514a

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.