Madonna, mia pietà

Recording by Orlande de Lassus.

Recording identifiers

ISRC
SEYOK1500880
CopyrightID (CopyrightChains transaction hash)
0x751880940b7844d52a6261acc52cfa018ff09736b610ce67ae0aecde919d593a
Copyright registration time
2026-07-07T05:53:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:252c31970ee80183ebc07151ac5b7b226ce1a5a34771e796bdbe0d19bf763643

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.