Solus Cum Sola

Recording by John Dowland.

Recording identifiers

ISRC
QM6P42444257
CopyrightID (CopyrightChains transaction hash)
0x1defbd339a1bbf115d7bb1289363f40dddb33ef337f49b4161a2175844415e5e
Copyright registration time
2026-07-07T12:10:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f22a675e86d3096cb72850e2fb9741ad0409b9ebccf235626c2dd44a46270643

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.