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

Recording by Robert Schumann.

Recording identifiers

ISRC
GBAJU1100873
CopyrightID (CopyrightChains transaction hash)
0x3952dcba51bdcb4d5f7a304dbddcd71f9ac9b98c6563d12f8e1136755dcf8a2a
Copyright registration time
2026-07-07T10:02:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:948eab7ce4ffad10cc5260c05a9ad71d3a0f41fd52e07363b84338eb80029f0f

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.