zítra

Recording by petr pechal.

Recording identifiers

ISRC
SE5W32029601
CopyrightID (CopyrightChains transaction hash)
0x91c4b9be4021d73753dc888b267914543e49a126b5dc24b9758669bae73dc6f8
Copyright registration time
2026-06-06T00:56:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:c9df3dba99d46549958dc33735f09afe45aab8aba0af3a6e6c889699e857fdc2

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.