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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 - QUEZON CITY 1ST ED Award a ₱9.6M contract to ROSAND BUILDERS CORPORATIONNational agencies

Transaction hash:
2a2040b16cfecf7f4e3ca6e1f9cadd1c5de6b29ed99df4b07d76c8f63730f614
Status:
Included and unchanged
Block:
#4,465 1,548 blocks after it
Position in block:
Transaction 38 of 255
Award day:
May 31, 2021 (5 yrs 5 mo ago)
Value:
₱9,602,722.90
Project:
21OF0083 Construction of Multi-Purpose Building at

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 #4,465 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 - QUEZON CITY 1ST ED awarded it to ROSAND BUILDERS CORPORATION on 2021-05-31.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21OF0083: 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 2022-08-28). 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   2a2040b16c…30f614now      …
  2. 2. Block Merkle root changed
    stored   e6c2433589…e0ed07now      …
  3. 3. Block #4465 hash changed
    stored   6d8b0678ab…b65c5cnow      …
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 254 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2a2040b16cfecf7f4e3ca6e1f9cadd1c5de6b29ed99df4b07d76c8f63730f614
  2. 01 R 2a9005fc09b0e9d08676947b3b53e45dce5dfaaac21908630548edb14fb58eb0
  3. 02 L 95596d8d91c425f259a127ed9d7b9ebb206fbf4673dd47668c9c33f35371bf28
  4. 03 L 870d8e910641366458b5cbeb6bb2364e458d333a1ea836e6654cb03515864e3e
  5. 04 R 501db2b5c42fb48e1d8099e34535506aab58dcb285709c7859c828d27e7e2f72
  6. 05 R 636eb65a324ef9a745366ad335b9b7da4c327c555b7addf8132a1735261ca0e6
  7. 06 L 209e335d9ab71ad86f7ec70cb0643b853a9ba8eaee50f87b2273e7be93aa6147
  8. 07 R a82258ebb9fedc488076fc7de23315e347ec253ccb4bbc00f46743d6f0db1165
  9. 08 R e3c93481064e289159899a08edcef3414d651f29fe31865846411b3db0f86204
  10. root  e6c243358974e5fedcf7286dec8b81ac8c05edef9375616317e2af1c3be0ed07