Intermezzi, Op. 4: III. Allegro Marcato

Recording by Robert Schumann.

Recording identifiers

ISRC
UKJE71900332
CopyrightID (CopyrightChains transaction hash)
0x76f654417128e099bcf46396db0dfa2e0f039c1134ebd1382e0c2e978c315c6e
Copyright registration time
2026-07-07T08:58:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:59c6f75db308a909fcf2fb017613f5cfa58cc5c7cf884c9fc9a029c5801239e0

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.