Песня о друге

Recording by Eduard Khil.

Recording identifiers

ISRC
FR10S1651185
CopyrightID (CopyrightChains transaction hash)
0xef589966cb14c92ae037d951a213b4617fcb4f3193f7183c8ea9a62130b9ca9d
Copyright registration time
2026-07-30T08:17:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:30:10Z
Bitcoin block
960229
Canonical record hash
sha256:5c0a92e8767544c4ab57a61905df5e3bc9bac286ef81951943a8cefd1b40bc6a

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.