Nostalgia

Recording by Ivan Litvinov.

Recording identifiers

ISRC
GBPS81513285
CopyrightID (CopyrightChains transaction hash)
0xcfc82e34feee148df9724ee8da36adea4ac92328c1286ac483ab2b051fa8bff9
Copyright registration time
2026-08-01T01:42:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T02:22:04Z
Bitcoin block
960497
Canonical record hash
sha256:f3120793465e9b70fd32b214e855322f7ee90444b98d22803a7fe2703cb471e0

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.