Das Kunstlied

Recording by Robert Schumann.

Recording identifiers

ISRC
DEF058331283
CopyrightID (CopyrightChains transaction hash)
0x8e9229a4d2019a08105055f1a3618bf3ef5823e08f61622b4ef806a906624384
Copyright registration time
2026-07-31T18:45:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:0874044ec1f4c99a66c917352d17126443cba65ea5923c1bc594637566e3644c

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.