25.X.1893

Recording by Valentin Silvestrov.

Recording identifiers

ISRC
IEDGB0900005
CopyrightID (CopyrightChains transaction hash)
0x8c9b65b13eeb8b3d5d5eaefbc7fdc3d43470cc484c1ed15f21d2cda64806674d
Copyright registration time
2026-07-06T08:56:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:cd3652be182b8a25f09b2b8afb3e97338ccb4a1f1d64f6e7b342f6841d523fea

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.