Zaprawdę, wierzcie mi (I)

Recording by Anna Maria Jopek.

Recording identifiers

ISRC
USWD10526108
CopyrightID (CopyrightChains transaction hash)
0x6a7deda1ef89e5a37eba7031b13b21b559f38940ff3ac4b48febc42b78ed5733
Copyright registration time
2026-06-05T11:55:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:fbf5ce19be9af5f8f21bb87cf0405490caa399cd87da752fa800ac5bb4d962a4

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.