だってしょうがないじゃない

Recording by Akiko Wada.

Recording identifiers

ISRC
JPWP08800830
CopyrightID (CopyrightChains transaction hash)
0xfe8e53ed6beeb96246e531a335e94c12222ae61f0aea5bb1bd8ece381db03536
Copyright registration time
2026-06-07T08:24:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:1c20d164feab9d739ecfdfe01efd57a1b3e3b37fe0bc00e31f0fb0b322ccfc8e

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.