Jednorazowo

Recording by Sokół.

Recording identifiers

ISRC
PLC070811006
CopyrightID (CopyrightChains transaction hash)
0xa9c74de2c5fd7eb3906c10f13de3a915fe699c609fdd6d5bfbb7878a67d21f96
Copyright registration time
2026-06-11T03:14:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:70a1a62c005c60096f237083f020e94af2be4ca002cb2b3e415fb1247b704491

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.