Requiem: Sequentia - Recordare

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
FR6V81286906
CopyrightID (CopyrightChains transaction hash)
0x1912846840db1473b1ccc202c98d59dad5efa4abb019dc2f216ab9aa60713b09
Copyright registration time
2026-07-07T08:39:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:67a7c1021c5848e6608d7074bdc2f0bda31151ea00d44d0e97ad81af6fed92f9

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.