Violin Sonata in B Minor: I. Allegro

Recording by Amanda Rontgen-Maier.

Recording identifiers

ISRC
GBELX1606241
CopyrightID (CopyrightChains transaction hash)
0x1567e1eb913818a9b90b76d5e683a49889934123ac6c54b7caef2862efc345ca
Copyright registration time
2026-07-30T15:11:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38Z
Bitcoin block
960273
Canonical record hash
sha256:cdda153e10bbbc61130495c37aeb53153ad0ec7a42547dda9a961a5281f5d953

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.