Palestrina, Act 3: I. Prelude Act 3 - Live

Recording by Hans Pfitzner.

Recording identifiers

ISRC
USB8U2402637
CopyrightID (CopyrightChains transaction hash)
0x46b66dc0da5eeaac9f96601672742e353b627ba326a1a365ae822d18935a0c73
Copyright registration time
2026-07-30T09:44:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:57:33Z
Bitcoin block
960240
Canonical record hash
sha256:6c4aae7cdc9d0bcac02759111106a29be5f01945219d64ce3e9de3d1b7701f9c

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.