サステナブル

Recording by AKB48.

Recording identifiers

ISRC
JPKI01915121
CopyrightID (CopyrightChains transaction hash)
0x275d3a6199553b8451ba0aea6222c5ecc76d6f9e5402acdb938d9406efd6ff1e
Copyright registration time
2026-06-07T23:03:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a53eb9f3fe7e59f39363620ac332f85c699fbcf1c1df59c21cd88244f0a76c78

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.