3 Romances, Op. 28: III. Sehr Markiert in B Major

Recording by Schumann.

Recording identifiers

ISRC
UKJE72200067
CopyrightID (CopyrightChains transaction hash)
0xa77327850e4f22bc1dd3380661ae7ea1f06876a88439bd8ff9c72a3a1ca497e5
Copyright registration time
2026-07-31T16:56:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T17:29:52Z
Bitcoin block
960441
Canonical record hash
sha256:05f321c2af40af78ae0ac92a51c9b251b5c845d5ef333ea345070aca4cda638e

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.