25 Études faciles et progressives, Op. 100: 16. Douce plainte. Allegro moderato

Recording by Friedrich Burgmüller.

Recording identifiers

ISRC
USA370989634
CopyrightID (CopyrightChains transaction hash)
0x633eb51c56333fa414de150328d53e6cc7b6d5cb46c372c917ccf77686209a54
Copyright registration time
2026-07-06T05:54:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:96cb9cec78050688de70f9afe8dbaab7ef828316e89f6610ef8d0b59f4eb7780

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.