Nie mówimy o Brunie

Recording by Anna Serafinska.

Recording identifiers

ISRC
USWD12113129
CopyrightID (CopyrightChains transaction hash)
0xc48c1578306d5a364f47ccfb3b0a3a909806c387bda24b073aa6f953a629da8c
Copyright registration time
2026-06-05T08:10:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:8143a5e56c2fb90d3f8ef414539bd50fbe72e8fe37bd6cd0f8bb44ef308d7eee

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.