The Mikado / Act 1: 8. As someday it may happen that a victim...

Recording by Arthur Sullivan.

Recording identifiers

ISRC
GBF077340109
Release date of the album this recording appears on
1973-01-01
CopyrightID (CopyrightChains transaction hash)
0x1db3f4273de9f27a2e578f4f2d14363dbd2d99a70715a3a1a578e1014db41c11
Copyright registration time
2026-06-18T17:47:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ed548fdde0999e0f078029f2bf53285d435713b79ad43e96e90323a03b93bc55

What this proof establishes

This recording was released in 1973, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.