Serafin Zambada

Recording by Grupo Tetris.

Recording identifiers

ISRC
QZMEN2186060
CopyrightID (CopyrightChains transaction hash)
0x7bc1b49c5262a2fe74c91215d4581868c92093fe26d3d8adcaaccc25e053a89c
Copyright registration time
2026-06-10T10:23:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8ac10788679b7759fbeca94248e6c7c1b020545cac526f53c0f732163b4104bf

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.