Tancis Sama

Recording by Petr Muk.

Recording identifiers

ISRC
CZA230000483
CopyrightID (CopyrightChains transaction hash)
0x357b37f449752c3124b72207ff6be6ec0a2c96cf49e1bf2063f77ccb149db879
Copyright registration time
2026-06-07T17:49:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:60f6533e2c068a3e398e4a2b00378595f9ac7d72ecf0a2b128ad6d393209e5f5

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.