Kochana

Recording by Mieczysław Fogg.

Recording identifiers

ISRC
PLA245403700
CopyrightID (CopyrightChains transaction hash)
0xd1443847816a2c5945414983a25ce4065de51b8479b1c8b219271ba4c916dfa7
Copyright registration time
2026-07-06T23:54:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2beaaa0c4bdbb759ba9ec274ed0dfbbcb52d86cafb78f6a5b5959d91da1e3467

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.