Absurd Advent

Recording by 内山 修作.

Recording identifiers

ISRC
JPE101900160
CopyrightID (CopyrightChains transaction hash)
0x4e546a40a694348945763d28e9a27e5a493bb6042ed3588609eaf07ae7eb682e
Copyright registration time
2026-06-27T07:53:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:60191ae3bb11fdd97f14adbb3c894d9f9277fb9429b544644a3243559d363c37

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.