Studying 432Hz Gregorian

Recording by The Schola Cantorum of St. John XXIII Parish.

Recording identifiers

ISRC
QZP7F2551760
CopyrightID (CopyrightChains transaction hash)
0x0ca990c3bbe4735ce8b78dd4190386166cdc906c7646945ffefcb597b8089719
Copyright registration time
2026-06-28T05:33:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:0e8b6aa36211d4bd61a767c5746f4d67542a1691f6d4f017afc77c979cf6d684

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.