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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 - NUEVA ECIJA 1ST DE Award a ₱4.8M contract to NULAS BUILDERSNational agencies

Transaction hash:
c34d6ebbfc40d2c8a899406168eb9b28601feb2bf0bac94d4e887419b5967684
Status:
Included and unchanged
Block:
#4,708 1,305 blocks after it
Position in block:
Transaction 454 of 603
Award day:
Feb 2, 2022 (4 yrs 9 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 #4,708 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 2022 CSSP", i.e. the FY2022 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 - NUEVA ECIJA 1ST DE awarded it to NULAS BUILDERS on 2022-02-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22CE0101: 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 2022-07-23). 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   c34d6ebbfc…967684now      …
  2. 2. Block Merkle root changed
    stored   b44025e81d…f2fd21now      …
  3. 3. Block #4708 hash changed
    stored   3ed92e1ff6…72222fnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 602 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c34d6ebbfc40d2c8a899406168eb9b28601feb2bf0bac94d4e887419b5967684
  2. 01 R c38274497f1a37fb5f887529a463ac6b842e7b9a3f267a3cc794bd5b715a4f9d
  3. 02 L eddbe359e8214effde452a0804586649c45a8a44d8d660b9957263563dbb1287
  4. 03 L 03d5d635bd2b30b6dbd4ef5edb87bfb219ec7eb0111305cff0943f12b173a600
  5. 04 R 898108f1c8ee3d244e956b52e30c40cac45a6ca964ff7eab3b5c0d78deab7217
  6. 05 R 98c71c7cff098033e56014bc47e442c7a11794d461df5859f108d23daca78630
  7. 06 R 4e07111ea82aedacb887904a56696977ae53f03f062f18d252976ee14403e305
  8. 07 L 957e6a06192c0c891c3dd87da5b33f997dbe833f84f6e636496be4c8a9d0f87d
  9. 08 L 09566b35ad587c5aafb08c9478c77952e8cefe01e449dc6a9c0c27806a520f71
  10. 09 L 6663d970da11f25f9acfbb3533ab5731130ee2462fc8613fc8acb60f4c34d051
  11. 10 R 34fe15f333d9d3f431db6e296b093896a6aef5f3f13008f9333b05789e9c54d3
  12. root  b44025e81dd1a415c106e3f1687ce00f5a08cc4b533eb968f6a9772f4ff2fd21