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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 - NEGROS ORIENTAL 1S Award a ₱1.9M contract to MAI CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
5438f696bbd1798cefca537faa071c6d20336075c4f5dff4fcdbcd0b66eb12d8
Status:
Included and unchanged
Block:
#4,808 1,205 blocks after it
Position in block:
Transaction 75 of 245
Award day:
May 24, 2022 (4 yrs 5 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 #4,808 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 - NEGROS ORIENTAL 1S awarded it to MAI CONSTRUCTION AND SUPPLY on 2022-05-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22HJ0106: 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 2022-07-18). 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   5438f696bb…eb12d8now      …
  2. 2. Block Merkle root changed
    stored   f05a8043ff…7bbad8now      …
  3. 3. Block #4808 hash changed
    stored   0cda1e3a18…dde297now      …
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  5438f696bbd1798cefca537faa071c6d20336075c4f5dff4fcdbcd0b66eb12d8
  2. 01 L 539122cf424d79792c971eaf51cb2c2b02dd9376e90360efaa6fc2b1c76f22f5
  3. 02 L f6425971b2f1682b167a29d104946e7b3a1e36a7ef966028ffa1bec5155015e2
  4. 03 R abc4c1565f32adf5a02a5332d6d2f36f341233f7c73b943851b605871bf89b87
  5. 04 L 55faf0cdc3fe6170a9f817dbc22965db2f330e6d4ab9c09d3fc372407a4cfcdd
  6. 05 R 646c8d16ba0c871b3c44edbe76a1c3c1554af94c48b24f27cf4c3e53f68928b0
  7. 06 R 02656f29ab91d47514be08466577b39e7eae7465d41f196e3a17017d511ce7a9
  8. 07 L 298933b6729060ced41045f1402812dec0a2068e9db0b8f0626ae43b52a4d692
  9. 08 R 885779c28ceb16a68d51132c31f57803cbd9b0fe399234b3de1ee5cb5f8c254f
  10. root  f05a8043ff80a2f2258f37e847cc45a08a062b4da76ac6e10c8a1662557bbad8