Signum malum

Recording by 梶浦 由記.

Recording identifiers

ISRC
JPE301101744
CopyrightID (CopyrightChains transaction hash)
0x62b5db2bace1836bc4bd2ce289fda2ed191ed9ead3cc620fe7a83e59015c2c67
Copyright registration time
2026-06-07T19:23:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:23733dcd09e84b7b29fc0f052f3e553bc798e7804919f85fe7e4d82f0b346c2c

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.