Non-Profit Research Institute DivisionNon-Commercial Open ScienceBandung, Indonesia • Est. 2021

Produktif InstituteApplied Waqf Economics, SROI & Humanitarian Systems Lab

Operating as the dedicated scientific and empirical research unit of Yayasan Amal Produktif Indonesia, Produktif Institute conducts non-commercial interdisciplinary research in quantitative endowment (waqf) governance (PSAK 412), counterfactual Social Return on Investment (SROI) econometrics, rural water & community resilience engineering, and calibrated multi-agent AI verification workflows.

Principal Investigators & DirectoryPeer-Reviewed Works & Whitepapers2026–2027 Research RoadmapRead 5-Year Water SROI Study (1 : 4.11) →

Non-Profit Legal Entity

Yayasan Amal Produktif Indonesia

SK Kemenkumham AHU-0020084

National Waqf Regulator License

Indonesian Waqf Board (BWI)

STBPN No. 3.3.00386

Social Welfare Accreditation

Ministry of Social Affairs RI

0980.SA-LKS.C/2025

Independent CPA Financial Audit

4x Unqualified Opinion (WTP)

FY 2022–2025 • PSAK 412

Institutional Research Directory

Principal Investigators & Research Leadership

Official roster of lead researchers conducting non-commercial empirical, econometric, and computational investigations within Yayasan Amal Produktif Indonesia.

Lab Director & Principal InvestigatorID: PI-API-01
RA

Ridlo Abelian, S.T., M.Si., CTA, CWC

Chairman of the Executive Board (CEO) & Director of Produktif Institute

Yayasan Amal Produktif Indonesia • Innovation & Digitalization Division, Indonesian Nazhir Association (ANI)

Leads quantitative research on perpetual Islamic endowment (waqf) capital preservation, PSAK 412 financial engineering, Structural Equation Modeling (SEM-PLS) of institutional asset allocation, and calibrated multi-agent AI verification systems for non-profit accountability.

Academic Background: B.Eng. (S.T.), School of Electrical Engineering & Informatics, Institut Teknologi Bandung (STEI ITB); M.Sc. (M.Si.).

Certifications: Certified Waqf Competent (CWC, LSP BWI Reg. NZR 015 0000838 2022); Certified Tax Associate (CTA).

Primary Fields & Keywords: Economics & Finance; Computer Science & AI — PSAK 412 Waqf Econometrics, Sinking-Fund Risk Modeling, Multi-Agent Audit Verification.

Institutional Affiliation Email: ridlo@amalproduktif.or.id / ceo@amalproduktif.or.id

DOI: 10.55927/mudima.v4i1.7850Google Scholar WorksGitHub (@ridloabelian)
Co-Principal Investigator & Lead Field ScientistID: PI-API-02
RNA

Rizal Nur Agustian, S.T., M.Tr.Sos., CWC

Secretary of the Foundation & Lead of SROI and Community Welfare Research

Yayasan Amal Produktif Indonesia • Accredited Social Welfare Institution Lead (Dinsos Bandung)

Leads empirical field evaluation, counterfactual Social Return on Investment (SROI) modeling across 50+ rural clean water and bridge infrastructure sites, and Participatory Action Research (PAR) for indigenous and rural livelihood resilience (Pentahelix-PRO framework).

Academic Background: Master of Applied Social Work (M.Tr.Sos.), Politeknik Kesejahteraan Sosial (Poltekesos) Bandung; B.Eng. (S.T.), Informatics Engineering, Universitas Pasundan.

Certifications: Certified Waqf Competent (CWC, LSP BWI); Sphere Humanitarian Standards & SROI Impact Evaluation Practitioner.

Primary Fields & Keywords: Social & Behavioral Sciences; Rural Water & Environmental Welfare — SROI Econometrics, Participatory Action Research (PAR), Rural Clean Water Resilience.

Institutional Affiliation Email: program@amalproduktif.or.id

Water SROI Whitepaper (1 : 4.11)Google Scholar & Thesis Index

Institutional Ethics, Psychometrics & Endowment Jurisprudence Review Board

RJ

Dra.Psy. Ratna Jupitawati, M.Psy.

Supervisory Board Member (Dewan Pengawas Yayasan API) • Organizational Psychology & Psychometric Assessment Reviewer (Universitas Padjadjaran background).

AT

Ustadz Anshari Taslim, Lc., CWC

Sharia Supervisory Board (Dewan Pengawas Syariah Yayasan API) • Lead Scholar for Classical Fiqh al-Waqf Corpus (510+ archived monograph lectures).

Interdisciplinary Methodology

Four Core Scientific Research Streams

Bridging computational social science, Islamic endowment financial economics, and field hydrology to measure and maximize long-term welfare per unit of philanthropic capital.

1. Counterfactual SROI & Welfare Econometrics

Discounted Net Present Value (NPV) welfare modeling strictly calibrated with Social Value International's four counterfactual correction parameters: Deadweight, Displacement, Attribution, and multi-year infrastructure Drop-off across rural clean water networks (1 : 4.11 verified SROI) and isolated village bridge connectivity (1 : 5.14 simulated SROI).

2. Quantitative Waqf Governance (PSAK 412)

Formal verification and stochastic stress-testing of perpetual waqf accounting under Indonesian standard PSAK 412 and BWI Regulation No. 1/2020. Models hybrid Ijarah infrastructure leases and revolving Qardh Hasan working-capital pools with an upfront 40.0% principal-recovery sinking fund, 50.5% beneficiary surplus distribution, and 9.5% cash-basis stewardship cap.

3. Participatory Action Research & Rural Water Resilience

Longitudinal field studies applying the Pentahelix-PRO community-centered empowerment framework in remote and indigenous Indonesian settlements (Baduy Banten, East Nusa Tenggara, Maluku, and Aceh), evaluating Sphere-standard gravity-fed water pipelines and borehole systems across 41 rural community clusters (26,357 unique beneficiaries).

4. Calibrated Multi-Agent AI & Forensic Ledger Reconstruction

Computational pipelines for 5-year general ledger forensic auditing, Reverse Bill-of-Quantities (Reverse RAB) unit-cost engineering validation, calibrated local System-1/System-2 decision routing, and structured NLP corpus indexing across 510+ classical and contemporary fiqh al-waqf seminars.

Scholarly Output & Empirical Archives

Selected Publications, Theses & Technical Whitepapers

YearCategoryCitation & Methodological SummaryIdentifier / Open Access
2026Empirical Whitepaper

Forensic Ledger Reconstruction, Reverse-BoQ Calibration, and Longitudinal SROI Valuation of Rural Clean Water Waqf Infrastructure (2022–2026)

Agustian, R. N., Abelian, R., & Produktif Institute Research Team — Multi-site econometric evaluation of 50 active clean water interventions (41 community clusters, 26,357 unique beneficiaries; IDR 2.76B PV input generating IDR 11.33B net social PV; consolidated SROI 1 : 4.11).

Full Study (/sroi-air-bersih)→
2025Master's Thesis (PAR)

Pengembangan Desain Pentahelix-PRO untuk Penguatan Jejaring Komunitas di Kampung Tauhid Mualaf Baduy Banten

Agustian, R. N. (Supervisors: Dwi Yuliani & Aribowo) — Master of Applied Social Work (M.Tr.Sos.) Thesis, Politeknik Kesejahteraan Sosial (Poltekesos) Bandung (NRP 24.01.003). Participatory Action Research designing community-centered productive waqf livelihood networks.

Poltekesos / Scholar Record↗
2024Peer-Reviewed Journal

Determinants that Influence the Decision of Nazhir in Investing in the Sharia Capital Market

Abelian, R., & Khalil, J. (2024). Jurnal Multidisiplin Madani (MUDIMA), Vol. 4, No. 1, January 2024. Quantitative Structural Equation Modeling (SEM-SmartPLS) of institutional waqf manager investment behavior in sharia capital markets.

doi:10.55927/mudima.v4i1.7850↗
2022–2026Open Digital Corpus

Produktif Institute Digital Corpus of Classical & Contemporary Waqf Jurisprudence

Structured bilingual lecture archive & scholarly transcriptions spanning 510+ episodes across Al-Jami' li Ahkam Al-Waqf, Ahkam Al-Waqfi, Asy-Syarh Al-Mumti', and Rawa'iul Auqaf fil Hadharah Al-Islamiyyah.

Open Corpus (/kajian)→
2026–2027 Open Science Roadmap

Active 6–12 Month Non-Commercial Research Projects

Current computational and field investigations producing open-source research software, anonymized benchmark datasets, and peer-reviewed publications.

Grant Track: RA-2026-PSAK412Computational / Dry Lab

Stochastic Stress-Testing & Multi-Agent Verification of Perpetual Productive Waqf Portfolios under PSAK 412

Lead PI: Ridlo Abelian, S.T., M.Si. — Addresses the lack of formal computational verification and biological/climate yield stress-testing for productive endowments combining Ijarah real-asset leases and revolving Qardh Hasan working capital. Develops Monte Carlo capital-impairment simulations and open-source Python PSAK 412 ratio verifiers to benchmark upfront sinking-fund reserves against multi-season real-sector shocks.

Expected Deliverables (6–12 Months): Open-source Python PSAK 412 stress-testing package, anonymized ledger invariant benchmark dataset, and peer-reviewed Islamic financial economics manuscript.

Grant Track: RNA-2026-SROIComputational & Field Survey

Longitudinal Counterfactual SROI & Hydrological Drop-Off Modeling of Rural Clean Water Waqf Infrastructure

Lead Scientist: Rizal Nur Agustian, S.T., M.Tr.Sos. — Investigates long-term infrastructure decay (drop-off) and household health/economic welfare elasticity across 50+ rural borehole and gravity-fed pipeline sites in water-stressed Indonesian villages. Combines field household panel surveys, geospatial drought exposure, and reproducible agentic econometric pipelines.

Expected Deliverables (6–12 Months): Open-access anonymized 50-site rural water SROI dataset, reproducible R/Python counterfactual valuation scripts, and peer-reviewed social impact journal article.

Non-Commercial Mandate & Academic Verification

Open Science, Beneficiary Dignity & Institutional Verification

All scientific studies conducted by Produktif Institute under Yayasan Amal Produktif Indonesia are strictly non-commercial and governed by Indonesian Law No. 27/2022 on Personal Data Protection (UU PDP), Sphere Humanitarian Standards, and Protection from Sexual Exploitation and Abuse (PSEA). Academic partners and grant review committees may verify researcher affiliations directly via our institutional headquarters.

Headquarters: Jl. Deme Dalam No. 93, RT.02/RW.03, Kel. Cibangkong, Kec. Batununggal, Kota Bandung, Jawa Barat 40273 • Google Maps

official@amalproduktif.or.idCPA Audited Financials (WTP)