鯨祭り ~朗読「鯨法会」~

Recording by Sayuri Yoshinaga.

Recording identifiers

ISRC
JPPO01410953
CopyrightID (CopyrightChains transaction hash)
0x1ed923afa317766b5dc42d1cfe16d22d88ca51f3f5a35b39c747687db086c985
Copyright registration time
2026-07-31T17:19:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:40d57150e29caac3569c4937406b2365ea7463282a72437b8a8d5443db68de9e

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.