Symphonic Studies, Op. 13: Theme

Recording by Robert Schumann.

Recording identifiers

ISRC
DEF058330201
CopyrightID (CopyrightChains transaction hash)
0x1a425ae4247661fc1cd8db40c129935d3e5cfc66654673733853d847a485c174
Copyright registration time
2026-07-31T11:19:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:4354ba512490356a8cc5c061d6147e985e9ef2c7a45049bfeeb9314dfe84b50f

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.