Flute Concerto in A minor, R. 108: II. Largo

Recording identifiers

ISRC

DEF058001772

CopyrightID (CopyrightChains transaction hash)

0x6b441e49187d2de596ee92737ac6d6d7e948d49a3c61cb74af58c4ceb3d58320

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T05:48:18Z

Bitcoin block

960354

Canonical record hash

sha256:9b7cbda507ad4a0cdc73aaf846b1c9dd61326a4bd79390cfb052d754b451c52e

• 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.