La mia Barbara

Recording by John Dowland.

Recording identifiers

ISRC
DEA550407943
CopyrightID (CopyrightChains transaction hash)
0x2be5dadcc5de9db5355288c0fa2f5602d0162c176de551999b0c022abb38d1b8
Copyright registration time
2026-07-06T02:55:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:6d3dfe8c00b3a5c7a9675522a15df39248398c184214e268ec48017e8a040c8b

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.