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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 - ZAMBALES 2ND DEO Award a ₱4.9M contract to ZIRKCON CIVIL ENGINEERING CONSTRUCTIONNational agencies

Transaction hash:
e9159f893b6ea843eec6acdaf51a15c227c47c739879de43fe095cd29bf7026a
Status:
Included and unchanged
Block:
#5,102 911 blocks after it
Position in block:
Transaction 461 of 501
Award day:
Mar 24, 2023 (3 yrs 7 mo ago)
Value:
₱4,866,872.90
Project:
23CM0042 - Cons of MPB Brgy San Isidro SM

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 #5,102 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 2023 CSSP", i.e. the FY2023 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 - ZAMBALES 2ND DEO awarded it to ZIRKCON CIVIL ENGINEERING CONSTRUCTION on 2023-03-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23CM0042: 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 2023-08-22). 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   e9159f893b…f7026anow      …
  2. 2. Block Merkle root changed
    stored   f0c0ccf3e8…9ff69cnow      …
  3. 3. Block #5102 hash changed
    stored   2cfcebce7d…ea884anow      …
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 500 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e9159f893b6ea843eec6acdaf51a15c227c47c739879de43fe095cd29bf7026a
  2. 01 L e8cf736e90ebdce5e3a8f798b236f8d40a19b64553ab2497ccb25621b880c188
  3. 02 R 82416fbca614a5da4eef8bcd40a998593b3e18d5bc653a29f07c297960528037
  4. 03 L 39493caa5dc73a13f67c507368e76c7bbf18aa1004186e5a94233a73d87e48e6
  5. 04 L e4a3e408f68877c5d035724d95731ba859de6e92640665e53de18a959cfe176b
  6. 05 R 6e2c35cde896f4da8a11b76694ec38b813abc1c8311e7728ea7dac963ac3ef27
  7. 06 R 49f341767af92eb909e8b86ebc36a2282805c563f9fb06c68b553ff0a6ef82c2
  8. 07 L c121027ea2d27721db8834fdd1678caf301b97af32ab0fbfcb82e6ae0750c2cb
  9. 08 L 8242aaf9e66147d660d5e4f111124440b67863e9b2acdd788f704f4c98a70a1d
  10. 09 L fb532b636d237b63716abd5b267f29b8fd8aaee0f1049f0c4c2f169ee32a2b34
  11. root  f0c0ccf3e8c5de5f287ac26fc7caf1a7a3204cd8dfa203d1d3087254f49ff69c