Unter Donner und Blitz

Recording by Johann Strauss II.

Recording identifiers

ISRC
DEAT71208059
CopyrightID (CopyrightChains transaction hash)
0xfdcd6aa155c444c6efab85bf2da25735ac36667bac30559e631b3004107bfc1b
Copyright registration time
2026-07-07T11:10:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:556599d96bd35bc3f6bf1dba7aa67484122ebd05aa0384adae76207481f79e0d

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.