String Quartet No. 1 in G Major, Op. 58: II. Strimpellata. Mosso e spensierato

Recording identifiers

ISRC

HKI192348202

CopyrightID (CopyrightChains transaction hash)

0x23781180138c68d2cb612f9bd97ab8e7c79267c4e1bb7f86c212824e41618621

Copyright registration time

2026-07-31T22:49:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T23:30:38Z

Bitcoin block

960478

Canonical record hash

sha256:2216bd306fe03a6358102917a0ac0f10890ca60338201bc4cdf7ab1a442bcd3d

• Verify the CopyrightID on CopyrightChains
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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.