Unter Donner und Blitz, Op. 324

Recording by Johann Strauss II.

Recording identifiers

ISRC
USSM19909849
CopyrightID (CopyrightChains transaction hash)
0x67bb5a13414ca668d6a06955e2bda080a4f19444fe5886fd4c37d9ea0a9d2fc6
Copyright registration time
2026-07-29T10:58:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:379370a907075ef87ea928ff90cf9ac5a3532c5b1fcfb23e1840c941866f1bc7

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.