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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAS PINAS- MUNTINL Award a ₱27.9M contract to AARCON BUILDERSNational agencies

Transaction hash:
01b00a85a03d856dab34b08d26c90e1d7c0f6f98d5a6c8946a0d88c294af9684
Status:
Included and unchanged
Block:
#4,283 1,730 blocks after it
Position in block:
Transaction 0 of 428
Award day:
Nov 17, 2020 (5 yrs 11 mo ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,283 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAS PINAS- MUNTINL awarded it to AARCON BUILDERS on 2020-11-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20OI0106: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2021-12-27). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   01b00a85a0…af9684now      …
  2. 2. Block Merkle root changed
    stored   2247718032…073a83now      …
  3. 3. Block #4283 hash changed
    stored   4a92d99218…ab86dfnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 427 records. Each step hashes the current value together with the sibling shown.

  1. leaf  01b00a85a03d856dab34b08d26c90e1d7c0f6f98d5a6c8946a0d88c294af9684
  2. 01 R 01d341ce0745a670b15cc646f45027bde427fa015f649ff90b15abb6f9388327
  3. 02 R 60f779b1e072d395c9e24e05bb369f8f86b5ce0c703b7416f4388a5e0f44773c
  4. 03 R f5ce2fe4cf9c9faa6398d56fb9590bc4d273a8d954cfa9d744ee52996331169e
  5. 04 R 662a468beb3a1548a3160908e7e1e0583f44ab2e029c311e808f1dc7c1da9196
  6. 05 R e5d6f7db29aa0820deffae012d21a4be83da34f23474defac5ead76dbb911076
  7. 06 R d806d026181324fe1c106307827ec8d0ce10da2264383ea2d5f5c6c354fdb464
  8. 07 R 1afc53b96c077947a4caaffc528118c89a48592819facbd1a315be54d8182e86
  9. 08 R 48f33fc00a8166ba9736913b07c4510f0e6d72be0eee06e74d7ddd59da4cb245
  10. 09 R 80e472de09c087f762a98702b22c9991ace4535322d12091bf1dc638df3eebb0
  11. root  2247718032f1eb252ec858113ed4f42e8287748622183f37683495b2a1073a83