No. 3, Chorus of Dervishes

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
USAR29001075
CopyrightID (CopyrightChains transaction hash)
0x78727f4ae809c545c3183915b9dfcba47af079c9441208ec79bf64acfceaad0f
Copyright registration time
2026-06-23T02:42:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:790150c0022f7803cd8c225bbd6ad07eda7b282e7bd9a6079a242b12a259e171

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.