掟の歌

Recording by Okazaki Taiiku.

Recording identifiers

ISRC
JPU902002982
CopyrightID (CopyrightChains transaction hash)
0xb53802316b65f3d7050e73fecfa41aac6058df2618bc89a3ee7d5516a446528e

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:13:37Z
Bitcoin block
960145
Canonical record hash
sha256:9f38029efe6ddf934c9c20176503537b803ea176fe255cf10175852b541cbc85

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.