Ten Preludes for Cello Solo: VI. Flagioletti

Recording by Sofia Gubaidulina.

Recording identifiers

ISRC
DEB330177513
CopyrightID (CopyrightChains transaction hash)
0xf0d369900d6ca3b5f1e22a355a9c130eb6aa7f049615e44b66b6b529fa618076
Copyright registration time
2026-07-07T19:44:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:a9dc575c92f214d893aa68a0abe3870eaab68c41e0094ee9f4f40e8b7c82c947

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.