Don Carlo, Act I: E lui! ..desso!

Recording by Giuseppe Verdi.

Recording identifiers

ISRC
GBAYC9200596
CopyrightID (CopyrightChains transaction hash)
0x5fd11036e2b5f6f2ab91ffb07c4e481f42558b93c5f70b3f454521c18a814939
Copyright registration time
2026-07-29T11:15:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:30:20Z
Bitcoin block
960099
Canonical record hash
sha256:68101077416d0978e17aef63649169a7ef014d44ce99c32feeca8106e17a0107

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.