IOEN dMRV · Certificate of retirement

RET-2026-0C48E9

1 tCO₂ of verified carbon removal has been permanently retired for the benefit of

Retired by: GreenBuy Co
Retirement date: 2026-10-22
Source facility: Isabela Biochar 02, PH
Vintage: January 2026
Monthly report: RPT-OBANE-2026-01
Project: PURO-PH-BIO-2026-002
Methodology: Puro.earth biochar puro_biochar_2022_v3
Record hash: 043490fdb82bc81d4a5658e120d33128961c82b3a41d978802a2f0a10ab602b3
Chain anchor: pre-chain (anchors when live minting lands)

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This retirement is recorded append-only in the IOEN dMRV registry. Verify any certificate at /retirement/<serial>. The record hash is SHA-256 over the canonical retirement facts; the underlying removal evidence is public at the monthly report link above.