Parsifal, WWV 111: Prelude

Recording identifiers

ISRC

GBF077241301

Release date of the album this recording appears on

1973-01-01

CopyrightID (CopyrightChains transaction hash)

0xf2c01daade0aca50660b4c2082e18189ba98317f77e2261366bb5071abea74d9

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T23:52:38Z

Bitcoin block

960170

Canonical record hash

sha256:9b57d330f8259dcb11b1b69183ff41f14b0b4fd0363424fc2b639e103497cb89

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBF077241301

What this proof establishes

This recording was released in 1973, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.