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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 - LAGUNA II DEO Award a ₱28.4M contract to A.I.A. CONSTRUCTIONNational agencies

Transaction hash:
435336a6f84a3bb01c8d74038c9dd7abbf4931c353858a596b9087cb7273f18f
Status:
Included and unchanged
Block:
#5,074 939 blocks after it
Position in block:
Transaction 62 of 254
Award day:
Feb 22, 2023 (3 yrs 8 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 #5,074 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 OO-1", 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 - LAGUNA II DEO awarded it to A.I.A. CONSTRUCTION on 2023-02-22.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23DI0073: 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 2024-05-06). 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   435336a6f8…73f18fnow      …
  2. 2. Block Merkle root changed
    stored   78e23806b6…f25b9cnow      …
  3. 3. Block #5074 hash changed
    stored   a48873628b…948846now      …
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 253 records. Each step hashes the current value together with the sibling shown.

  1. leaf  435336a6f84a3bb01c8d74038c9dd7abbf4931c353858a596b9087cb7273f18f
  2. 01 R 440eda5e506a230dc748a315b2eb95fc65ebc20be4657c6b3a2a96cfccadaf18
  3. 02 L c5b68f84c0b3a1ce3831d8a852b38e146deb566c3acc9f7fdfea9129402a231c
  4. 03 L e4802c0bb993be74d9cce886e6738100042c00be291d41a38fff66f06c713f32
  5. 04 L 7a81e398385857cd74e75b99b8b41212562626ec8cad8c7986f955702a032a63
  6. 05 L b34d19c6542d650f4b8959fd98ce09b9c565e5e9c6fa9e3f15a71325edb83752
  7. 06 L ed1eeb92fef134cf5786aa2f4eb0f682fbca40fb3121d7cc6b3f28a0b91db6a0
  8. 07 R 552d29efc58d727b5ee5e5a0fe5fd59c811e2623411c0426b15f5a499c18fd9d
  9. 08 R cf1604ef4ab55dac2d35fe6b67eeb97d1c5a8362a594fd2631178d937b8e7dfb
  10. root  78e23806b616431530c7ba54692f3cbe4654288b74bd1acaa0d5a409dff25b9c