Contrato

Recording by K1ZA.

Recording identifiers

ISRC
QZNWX2050176
CopyrightID (CopyrightChains transaction hash)
0x4e0e3e09c1b8051028527c6f54bc3f689b855214aa07f104b01545bffc05c845
Copyright registration time
2026-06-05T18:14:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1b760795aed18523e753ec74802f54edd5274049401753349f7239ed0b09b364

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.