Symphony No. 4 in D Minor, Op. 120: I. Ziemlich langsam - Lebhaft

Recording by Robert Schumann.

Recording identifiers

ISRC
DEN962200241
CopyrightID (CopyrightChains transaction hash)
0xfd188848649f924b5128507ba8629a9c7cafb91e5fe36afb71f54193810ca482
Copyright registration time
2026-06-18T02:52:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a3e8de1e775852318d023042f97b5f57a8a6279a79ae78e98ca6e34185ec6a1b

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.