The Mikado / Act 1: 14. With aspect stern and gloomy stride

Recording by Arthur Sullivan.

Recording identifiers

ISRC
GBF077340115
Release date of the album this recording appears on
1973-01-01
CopyrightID (CopyrightChains transaction hash)
0x948e5ecba21b362dfca9c7616fdf0ca81fcf188dccd3ba9f2c87154e65d450c9
Copyright registration time
2026-06-24T16:08:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:da2e5ff9535ed9b06af51eb316c67be56ecac41ae58a38f73756562358b5e6d8

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.