No. 1 in E-Flat Minor

Recording by Clara Schumann.

Recording identifiers

ISRC
HKI192407108
CopyrightID (CopyrightChains transaction hash)
0xedb03e8042f0bcdd40b82bb354ca38c074ee154d5638c97b5876525f0bbcb1f9

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:e559f8f4bc234845c310ec300c5ee785d05d4053fe228d2fced6ddbfd2e68e5a

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.