Symposium magarum

Recording by 梶浦 由記.

Recording identifiers

ISRC
JPE301102571
CopyrightID (CopyrightChains transaction hash)
0xd8c583fd3cb142a0a6d728562490e658173cf641d6ff6322646b9db826a54edd
Copyright registration time
2026-06-05T12:07:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:d76ac682d8bd823ec2ecd80941b29df25b1c4105b8897244289066f727badf4f

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.