ウルトラ兄弟メドレー: ウルトラマンの歌

Recording by 宮内國郎.

Recording identifiers

ISRC
JPPO01614138
CopyrightID (CopyrightChains transaction hash)
0x71b49074000533118f76a8bcde042292dbd6c12d29c4d56b10a9a60c75d3bda1
Copyright registration time
2026-06-26T20:27:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:5a6b7144ca85474cd0cb574f49c2e1ffdef5a62f23a143f313fb84afcfabebdb

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.