Laetatus sum I

Recording by Claudio Monteverdi.

Recording identifiers

ISRC
NLY332301966
CopyrightID (CopyrightChains transaction hash)
0x1872c2425c85097450fc0778d7615446c790d9ff092cd6df9bf1dfb75de97f75
Copyright registration time
2026-07-07T15:18:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:23de1b6f5bd2145949d3d22011b9afc321cac2a2b078c1e33c6b11beb02c4967

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.