Silenzio: II

Recording by Sofia Gubaidulina.

Recording identifiers

ISRC
HKI199510603
CopyrightID (CopyrightChains transaction hash)
0x77ae7ebce317ae4b26b0e7690313486928b1d30b355c91c8d2bd944b8c1ef0d8
Copyright registration time
2026-07-07T09:57:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:50e74b277fe5ed4faec5fe6209581143248edccbd875975fbdc5637725a2561b

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.