Public proof · IOEN dMRV · Biochar
Isabela Biochar 02
Jan 2026 verified
Net carbon removal (this period)
247.1 tCO₂
Location
PH
17.03, 121.81
Feedstock
rice_husk
charmaker_cpp2000
Puro project
PURO-PH-BIO-2026-002
MAT 25.8°C
Batches in period
21
Source records
Carbon accounting
| Gross CO₂ removal | 412.4 |
| − Process emissions (LCA) | −3.8 |
| = After process | 408.5 |
| − Buffer pool | −40.9 |
| = After buffer | 367.7 |
| Net CORCs (× permanence) | 247.1 |
Per-batch LCA breakdown not recorded for this period (batches ingested before LCA capture).
Independent verification
No satellite check linked.
Retired
402.0 tCO₂ of this report has been permanently retired:
- RET-2026-CDA333 — 1.0 tCO₂ for Test Corp (by SolarVentures Demo, 2026-10-22)
- RET-2026-0C48E9 — 1.0 tCO₂ for X (by GreenBuy Co, 2026-10-22)
- RET-2026-B766D0 — 100.0 tCO₂ for RaceTest (by GreenBuy Co, 2026-10-22)
- RET-2026-A379F2 — 100.0 tCO₂ for Oversell Test (by GreenBuy Co, 2026-10-22)
- RET-2026-A84AEF — 100.0 tCO₂ for Oversell Test (by GreenBuy Co, 2026-10-22)
- RET-2026-346806 — 100.0 tCO₂ for Oversell Test (by GreenBuy Co, 2026-10-22)
Certification
Puro.earth (eligible)
Third-party audit
Status: complete
A report is eligible for registry submission once audit is complete with no open flags.
Download
Integrity
SHA-256: 17de7c5393c73304fc52ec13f98a5311d5a65c26bdd6581a81755d0ae2d86166
Independently verify this report →
Tamper-evident hash stored off-chain (D1). On-chain anchoring + CORC tokenisation arrive in v2.
Audit annotations
- flag https://webhook.site/47c02e62-dad8-40c5-9f04-793ad1ddb38a/annot (dismissed)
- flag http://ann.2u4asb.dnslog.cn/x (dismissed)