Parsifal, Act I: Prelude (Concert Ending)

Recording by Richard Wagner.

Recording identifiers

ISRC
DEF055700030
CopyrightID (CopyrightChains transaction hash)
0x42302ca3783c1cfa0daa9b54471608d69308f891060b8dc234693729c023a9fd
Copyright registration time
2026-06-21T21:12:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:e045049ee27f5218bb8696edbcf41b71b09e87e46ec82ba9772171de452932c4

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.