Wiener Blut Walzer

Recording by Vienna Boys' Choir.

Recording identifiers

ISRC
DEA311800717
CopyrightID (CopyrightChains transaction hash)
0xe91432f1c4d88f9f08b1a8f92983beac42e96cdb8f00673ab01d1c234daf35b0
Copyright registration time
2026-07-07T19:54:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5fbc8f780da288a300dacefb8786eb261bf0252e26c0b94e934bc83dd5bacb3d

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.