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 - METRO MANILA 1ST E Award a ₱4.8M contract to DAHL CONSTRUCTION CORP.National agencies

Transaction hash:
d4dea75f5d8cfc68c66cb367307d29aa44c86cfb7559b905df27d57498ba9349
Status:
Included and unchanged
Block:
#5,502 511 blocks after it
Position in block:
Transaction 333 of 406
Award day:
May 14, 2024 (2 yrs 6 mo ago)
Value:
₱4,802,163.28
Project:
Contract ID No. 24OB0090 (Re-Advertisement) - Reh

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 #5,502 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 2024 OO-2", i.e. the FY2024 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 - METRO MANILA 1ST E awarded it to DAHL CONSTRUCTION CORP. on 2024-05-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24OB0090: 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 2024-08-20). 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   d4dea75f5d…ba9349now      …
  2. 2. Block Merkle root changed
    stored   376024e785…3ed806now      …
  3. 3. Block #5502 hash changed
    stored   b873c62be9…e2a035now      …
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 405 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d4dea75f5d8cfc68c66cb367307d29aa44c86cfb7559b905df27d57498ba9349
  2. 01 L d4cb422461e345f95aa2b1efd53c90b56ed43c08cdba5f4ef9ac484c95049fa0
  3. 02 R 7ecbffc7c50dc04bd1434bcb43efb66011cfe1c823b1f04c064af4fc22ac4371
  4. 03 L 8fb1ea8116efa01a1d9e0c534abb44b84c45c1778a7e2c3b5b698cfc5d1c0486
  5. 04 L ac7a663287dfeee2643a09a589ac468707bbec2252a94c16872eb8717da8455d
  6. 05 R a26e5567785983d92627b5285de2b210f6eefb66bf90af412ba456f8bc3655d9
  7. 06 R 1f02bf250d17a73f7c8b95e155d6136ca8e3add85d7a09545ea3cd87b42ae538
  8. 07 L 41e032995fc9d91621fb0f8fd6dffa1f47225795bc753de92ea1352ce43db9cf
  9. 08 R 977f79997f3c86f6a3f5a12717ae35b7ecd0d132f435af44eae9709b7cb922c1
  10. 09 L d2c6ea765f513352e9a091200d57e4fe5b17445b370db15c68171063b64ba8e2
  11. root  376024e785e688768a11f51a221a3daad26a14b2821694c4ce7ec5966c3ed806