Polska típico

Recording by Groupa.

Recording identifiers

ISRC
QM4TX2332070
CopyrightID (CopyrightChains transaction hash)
0x8c5486ad952433df67f83dc8703147155635d031b3a97c34ce10f554d19b08bf
Copyright registration time
2026-07-31T06:44:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:58:00Z
Bitcoin block
960362
Canonical record hash
sha256:08f6eae213c2bb1fc583a334067dd736b1a86311e0910380063fbea15ac1d51c

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.