Die Walküre, WWV 86B / Act 2: Vorspiel

Recording by Richard Wagner.

Recording identifiers

ISRC
GBF076141613
CopyrightID (CopyrightChains transaction hash)
0xa5f7a35de9df8a0463f7ef284709f210f64f965b313cef0f002731ee9ab63516
Copyright registration time
2026-07-07T04:00:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:61fc2402f21f1b7a7a1ac93aa23ebcbc81fae9b145d7f385bda89c3b473bbb93

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.