String Quartet No. 2, Op. 36 : III. Chacony sostenuto

Recording identifiers

ISRC

NOEHX2417030

CopyrightID (CopyrightChains transaction hash)

0x4245df6f3002cdcdd689898eaffb997401bc613b382ad604e39804a7b0eb6a82

Copyright registration time

2026-07-31T01:21:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T02:19:15Z

Bitcoin block

960334

Canonical record hash

sha256:1084bfb87a2b71794ed7e3d618e80bf325b9e59f6a9f54103924dab4fd9069e6

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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.