莫札特: 降B大調普魯士國王絃樂四重奏甚急速地

Recording identifiers

ISRC

NOAV61900201

CopyrightID (CopyrightChains transaction hash)

0x94ab1611056917bdba42e4a5da568c4bc9611bc66e8cce3e74426767c8feb632

Copyright registration time

2026-06-23T08:29:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:f8f097817567a5d215d57c34a06ad44387163f8334ba5b3d28f2c99957b838d1

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.