Ruddigore: Song: "Sir Rupert Murgatroyd"

Recording by Sir Arthur Sullivan.

Recording identifiers

ISRC
USAB10916404
CopyrightID (CopyrightChains transaction hash)
0xf0d593e83584c3f34dff583623bb7972abbcc0a3a5edd264ca85c4cbc3ba9053
Copyright registration time
2026-07-07T08:34:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b2bbf529edb70cab3a796107e15a9db523c6d9e4ea8f4b2bc3291cb833670e83

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.