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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 - LA UNION 1ST ED Award a ₱45.7M contract to H. G. LOPEZ CONSTRUCTIONNational agencies

Transaction hash:
0dd08e6f0cd545a1a22073d8c2d76b07c5ebaa5bb3743a41f062d6446cb6051e
Status:
Included and unchanged
Block:
#4,708 1,305 blocks after it
Position in block:
Transaction 27 of 603
Award day:
Feb 2, 2022 (4 yrs 9 mo ago)
Value:
₱45,745,417.73
Project:
22AE0019 Civil Works

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 #4,708 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 OO-2", 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 - LA UNION 1ST ED awarded it to H. G. LOPEZ CONSTRUCTION on 2022-02-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22AE0019: 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 2022-04-28). 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   0dd08e6f0c…b6051enow      …
  2. 2. Block Merkle root changed
    stored   b44025e81d…f2fd21now      …
  3. 3. Block #4708 hash changed
    stored   3ed92e1ff6…72222fnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 602 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0dd08e6f0cd545a1a22073d8c2d76b07c5ebaa5bb3743a41f062d6446cb6051e
  2. 01 L 0d6ee1e44064b3f70c46d1998e6ba3bd2c26ed0455541bb8e1dc4d7afd6e39cd
  3. 02 L 4c2006b72b3066d4c6f808ac5b7114de6c63046d273da989445ca974118aaa99
  4. 03 R a6b991f048d4331106ac0d23cb92683ba17f2ef3199421c4a3bef8c767f6316e
  5. 04 L acf9a3e66989a3fb1546f02a48c262f1c8abad784a073ca1abd69f4578699a46
  6. 05 L 947e66cb88e15cfadc7a453d6aae86557322efcb423987f204b9e3d19da4eba5
  7. 06 R 82a234547395b4f51ccb0b4815a26e6bff3a8ec7e0245bf6a65e39729297e16e
  8. 07 R 6a4f4acac7984557f35a6b7fb5e386e0e6199928e923a29dddd5f8a1a5201106
  9. 08 R e03996df3dfd8575821eb2f730d28eb61361402035f57baf89be20e4037fe436
  10. 09 R 306eed9670206b349a9293d3f32b14149ea15408a60fba300d6fbd61565c357e
  11. 10 R 34fe15f333d9d3f431db6e296b093896a6aef5f3f13008f9333b05789e9c54d3
  12. root  b44025e81dd1a415c106e3f1687ce00f5a08cc4b533eb968f6a9772f4ff2fd21