Nigra sum sed formosa

Recording by Jean L'héritier.

Recording identifiers

ISRC
NLQ661860203
CopyrightID (CopyrightChains transaction hash)
0xe24af68b9fcbab06856e6fc868a495fa76809836eb7e5c0f694eb5bdd8fab8c8
Copyright registration time
2026-07-07T12:28:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a20f6eda4f8b41010fe94a911d69f8d7fa391f9d50cc2c724fcb0c4d8a5de3ab

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.