Siegfried, Act III Scene 1: Prelude

Recording by Richard Wagner.

Recording identifiers

ISRC
DEF056830039
CopyrightID (CopyrightChains transaction hash)
0xee29945e46370bd69a1eefe340088db36f19051f491adcacaf91c9905301b2e4
Copyright registration time
2026-07-06T07:32:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:50:38Z
Bitcoin block
957075
Canonical record hash
sha256:9b51470e12cfeb9bf4202a919c0cc6ffd671f3a5d14823b1a81929b4e116aecf

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.