Hymn - 2001

Recording by Valentin Silvestrov.

Recording identifiers

ISRC
HKI191535307
CopyrightID (CopyrightChains transaction hash)
0x8bbdd644ab31b37bac3e6b77545ee8b7a116cbbacbb74263c83a27f05151a967
Copyright registration time
2026-06-05T20:46:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:98b6612f2aef13411109ad4dc5b2cc5f72e6d417daf3afcf018e05c4ae89e391

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.