Messa da Requiem: IIf. Sequence. Rex tremendae

Recording by Giuseppe Verdi.

Recording identifiers

ISRC
DEAD61607506
CopyrightID (CopyrightChains transaction hash)
0x753867b4e462e9856503affd482661e84ae3c191b6f8cf7ff746819fe6584f8b
Copyright registration time
2026-07-30T05:57:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:a468d15773b2492265806616673e022c549936aca394e838143d04ecc9b27417

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.