Lachrimae Verae

Recording by John Dowland.

Recording identifiers

ISRC
NLB152300540
CopyrightID (CopyrightChains transaction hash)
0xbe318bfb4b1c1a9fd95c17704e7b4e8c8c45370d02ff1f2ff0cc3a5b51fcda79
Copyright registration time
2026-07-07T07:59:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:edd199e5ae81e0659e9b97f04f0c4df77c7797713f171f01ffdb1da17b994f04

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.