人魚のバカンス(高城亜樹、仁藤萌乃、横山由依、河西智美、北原里英、佐藤亜美菜、増田有華)

Recording by AKB48.

Recording identifiers

ISRC
JPKI01111526
CopyrightID (CopyrightChains transaction hash)
0x306039367de8f1f437073628d5586063a8052e6126b5f0b6d1101d5feb94d7a7
Copyright registration time
2026-06-23T20:38:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ca14b4a25c56098ec4ab2d81407edb19f13bbc4426ad1709dcf094ad6aae68a7

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.