V. Einfach

Recording by Robert Schumann.

Recording identifiers

ISRC
HKI199304305
CopyrightID (CopyrightChains transaction hash)
0xbe01d17bce726a5d900c8a528e3f9f8a4d122b447387d424bcbb572168b76c18
Copyright registration time
2026-07-30T06:25:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:9026bef9c428ef5013b2a13db6670020ae6dd69eb66eafb06f7ac35684cda515

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.