Rex tremendae

Recording by Giuseppe Verdi.

Recording identifiers

ISRC
HKI199992705
CopyrightID (CopyrightChains transaction hash)
0xd3e4bab59152a2837148bfab0faf8229e99da655a1377b44ce4ce34b25d3f3fa
Copyright registration time
2026-06-20T07:07:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:15e2c58d1b01c9c8299c3ebd8d8d2334b26be5ba6c9ca091883b7f58d0662613

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.