Die Walküre, Act II Scene 1: Was verlangst du?

Recording by Richard Wagner.

Recording identifiers

ISRC
DEF056630027
CopyrightID (CopyrightChains transaction hash)
0x0a37a145d0919badd1623e47d8efca61bd7e29b7399805b211fc05b419fb1877
Copyright registration time
2026-06-24T18:09:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:acd314c4afed8e47df652c945821af2cdce50a8ad596ed34e0a9d6412a963c37

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.