Klarinettenkonzert No. 2 in E-Flat Major, Op. 74: I. Allegro

Recording by Carl Maria von Weber.

Recording identifiers

ISRC
DEA141692204
CopyrightID (CopyrightChains transaction hash)
0x1634bf9ace4da2a4c0f3f4559070b49e6e40c25569ae96b29b40777603b15c9c
Copyright registration time
2026-07-07T13:29:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7d56c4a125d24c8015054911b660c0dbb2c12393c4ce50f3fcde1cfc7f5d971c

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.