聞け 我らの賛美 [楽譜番号 青本:109]

Recording by Chu Kosaka.

Recording identifiers

ISRC
JPS801852827
CopyrightID (CopyrightChains transaction hash)
0x2e9941d099776453e77a341f536a62e0cfe9f01a035536d8027d754d6cb6731e
Copyright registration time
2026-07-06T08:14:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:ee47d952305abe6292e7dbd552b68cd960d25df5682c72d30779e7d83acdbe45

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.