Intermezzi, Op. 4: I. Allegro quasi maestoso

Recording by Robert Schumann.

Recording identifiers

ISRC
UKJE71900330
CopyrightID (CopyrightChains transaction hash)
0x8181a7daaa697dd6d21cef1a0e4bdcf1859a43e4eca97e7d504589996ea4db2a
Copyright registration time
2026-07-31T07:34:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:dcb64caba0ebd724c5a41ac3432873f2c0e89b2a4f2f198eed3bf776d1d507c9

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.