3 Romanzes, Op. 94: II. Einfach, innig

Recording by Robert Schumann.

Recording identifiers

ISRC
FRZ141426060
CopyrightID (CopyrightChains transaction hash)
0x442bec9f7609f8262ee88cc96fff77fea330713545e6b66e627bfcf2a9c154ed
Copyright registration time
2026-07-07T17:17:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:90964a44e0c13d0357c64731fcff5cce537b1301562a0fc20ff130381be68cbc

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.