The Mikado: "Behold The Lord High Executioner!"

Recording by The D'Oyly Carte Opera Company.

Recording identifiers

ISRC
USA560549795
CopyrightID (CopyrightChains transaction hash)
0x02aaa6d1673a84340368c688743f9ad3d29aec4f1cb1b7e145498f449dc8220a
Copyright registration time
2026-07-31T21:41:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T22:27:44Z
Bitcoin block
960473
Canonical record hash
sha256:c0f82615ddb3d8b0b27a0e10601e45450078aae16bb64aefce44338ce510fc57

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.