II. Allegro

Recording by Béla Bartók.

Recording identifiers

ISRC
ITCC51102864
CopyrightID (CopyrightChains transaction hash)
0xb7b4f889ddab85a7bf8d9f8c0769e2654451b25f0e2b895e71c284c75029a52d
Copyright registration time
2026-07-07T10:16:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b959c16187d44e3ff6ee45277f62e0e71122f0de8f6987e905f3404ade634180

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.