Sonata No. 2 for Solo Violin: I. Moderato energico

Recording by Hilding Rosenberg.

Recording identifiers

ISRC
SEAGA1500503
CopyrightID (CopyrightChains transaction hash)
0xf82c112a443658aadd901112b354914a684bdbd8e734c81d7f461c49b706e8eb
Copyright registration time
2026-01-28T18:35:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:2ba7107ace51476f2f66000ab090b8c79384f8b05c24b3a8890abae78733a19d

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.