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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 - BULACAN 2ND DEO Award a ₱4.8M contract to STAR WILLIAM CONSTRUCTIONNational agencies

Transaction hash:
30e2dbec8d7a4f43de82bbc46b34518676ddfa5e14ff73eb283d43c54d020d42
Status:
Included and unchanged
Block:
#4,378 1,635 blocks after it
Position in block:
Transaction 53 of 245
Award day:
Mar 2, 2021 (5 yrs 8 mo ago)
Value:
₱4,801,432.64
Project:
21CD0087 Construction of Multi-Purpose Building

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 #4,378 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 2021 LP", i.e. the FY2021 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 - BULACAN 2ND DEO awarded it to STAR WILLIAM CONSTRUCTION on 2021-03-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21CD0087: 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 2021-07-14). 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   30e2dbec8d…020d42now      …
  2. 2. Block Merkle root changed
    stored   c5f7491247…2554e5now      …
  3. 3. Block #4378 hash changed
    stored   c6d0538f5e…f4ab4anow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 244 records. Each step hashes the current value together with the sibling shown.

  1. leaf  30e2dbec8d7a4f43de82bbc46b34518676ddfa5e14ff73eb283d43c54d020d42
  2. 01 L 305930aeb4a73e1a027e009015a98af536b4209e3924c2bfce5fff8af5d91658
  3. 02 R 0f7b88c298e6316723ab75fc6d016e7752240a65338bca4b16968d8028a54c23
  4. 03 L 9ec3608bd8423b26c7c8d872d2e0ee868739c9cdb8d2308ea7d4a1a533b32f2e
  5. 04 R 9f283dd7693a7d0280c7949c4a07ab77cf47bbbfa52e903a4b30ff5a9b8ab3eb
  6. 05 L 1cefaa231b9f4c8175f9686e2b86e3975eb7d176c5ba557830a1d5fbdbfd2ed4
  7. 06 L 5b19b3ba34ab900b192f30b8d98f17bca77d89535388f212de4cb3538e38e233
  8. 07 R 5bf9219a6073edb2638a8a6085c2db2a413f40918394507784a482d63c4eed4c
  9. 08 R 16ab30ea9a5b312bb88446916bce82c4e01404402fb8533834e6a267215cdaec
  10. root  c5f74912474eaea5b357896afd8bfce6c21c078badaeb3fba25e0ddb942554e5