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

Recording by Robert Schumann.

Recording identifiers

ISRC
BER181903205
CopyrightID (CopyrightChains transaction hash)
0x539e9ff62148f4e20c8dbe70961245fd447739d1c38fa5db25456dbcf67c63e8
Copyright registration time
2026-07-31T19:53:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46Z
Bitcoin block
960459
Canonical record hash
sha256:0c0f568decf4f88d22e83434d5d092bc2c88bba416a38ad2b289454d0182d6c1

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.