Otwórzmy Serca

Recording by Majka Jeżowska.

Recording identifiers

ISRC
FRX762373920
CopyrightID (CopyrightChains transaction hash)
0xcfda764fab388fb7736c0ea4f26171156abdf2836bea74efc3a60f1e8580e3be
Copyright registration time
2026-06-27T12:22:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:591b5bfa02722c837a5203f03857b8c01f3f5f9762ef187df0977102356a7b14

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.