Skip to content
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 - DAVAO CITY DEO Award a ₱2.9M contract to SILVER ROAD CONSTRUCTIONNational agencies

Transaction hash:
68fa09cd8e71f7972432802ae283b79ff170b0fb550016a79c67bdbf20008c88
Status:
Included and unchanged
Block:
#4,506 1,507 blocks after it
Position in block:
Transaction 171 of 419
Award day:
Jul 13, 2021 (5 yrs 4 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 #4,506 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 - DAVAO CITY DEO awarded it to SILVER ROAD CONSTRUCTION on 2021-07-13.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LB0074: 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 2021-11-10). 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   68fa09cd8e…008c88now      …
  2. 2. Block Merkle root changed
    stored   0721b6020e…71eed0now      …
  3. 3. Block #4506 hash changed
    stored   5484aba143…e5e011now      …
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 418 records. Each step hashes the current value together with the sibling shown.

  1. leaf  68fa09cd8e71f7972432802ae283b79ff170b0fb550016a79c67bdbf20008c88
  2. 01 L 683168226aaeffdf55a41c17ebf17eb936db7e4f1a219a2d1f5ed0179b0d19da
  3. 02 L 305ad52f7a000cb0002b4918639f33630f3db3fd7f8956efe7213c6f645dd0bf
  4. 03 R 5a5169db72b6c242dfaa18676d865d2e31728d5de625ecab5d0cb45b35d30741
  5. 04 L b56a058830762133d04b0e0b6653e7d88b4103a126caac1e4428e595bf814f2a
  6. 05 R 36e4768ddeed6308677476e552b2f87ae44eae4fb1511c3ec71e648a6eb626e7
  7. 06 L 77840a4fcbdffb6f7d6c69dd5c7e7b6ec0c41ac53f76a6f32a1697091b68d003
  8. 07 R 9b08d1dd60fd3893679a11e3584db405a43b37c63707b38903c9e33628344f19
  9. 08 L 161e55e2761e3140334b55d9d6a3e9278ad3974985afda668ae089e6dc99a12a
  10. 09 R 0cf47019bc329b0402d067c44458d7ba1922d7e239a7daa464bb70b25642497d
  11. root  0721b6020e7ab9c359f3b4e015e8eee0bd6c576d0e97c4ac1cf0d1a49071eed0