No. 14, Zart und singend

Recording by Robert Schumann.

Recording identifiers

ISRC
HKI191427114
CopyrightID (CopyrightChains transaction hash)
0x624148cee5aa23e422b7a9bf6a25abfd7f9d31f9a1bab77fe43b7d2d8148ab55
Copyright registration time
2026-07-06T08:59:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:f77b16b8d3b136e0add49787db7f2182576910f37bc0ad6501cb60edc009cf96

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.