Concerto for Viola and Strings: IV. Triumphant

Recording by Dobrinka Tabakova.

Recording identifiers

ISRC
GBXSY2300029
CopyrightID (CopyrightChains transaction hash)
0x435fd9f66972e04d90dbf755910b7c4bb5c4c0c9fe7ce9a90d808d3fb18315c0
Copyright registration time
2026-07-07T11:34:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:257eff2f5f60e37118f15518a23cde1e71973f0a390e57d8231baa0c74e0a49d

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.