Udělám to zítra 2

Recording by P T K.

Recording identifiers

ISRC
FRX452110629
CopyrightID (CopyrightChains transaction hash)
0xa8748bda998677ec37d53f635f76325126fa9dc3afb5a52e42b5ef65f1ee0882
Copyright registration time
2026-06-11T19:28:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b3953641b73803e008907c9d9b5e29b64d1235daf44b14dbd484900d8777e360

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.