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 - GUIMARAS ED Award a ₱2.7M contract to ALJ CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
fa9e87d4e23b37e9d9446a8f5ee0dec2f147fee16b0924088f4f745febe4945f
Status:
Included and unchanged
Block:
#3,264 2,749 blocks after it
Position in block:
Transaction 244 of 251
Award day:
Dec 4, 2017 (8 yrs 11 mo ago)
Value:
₱2,706,857.17
Project:
17GE0058 - School Building Replacement Program Old

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 #3,264 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 "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 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 - GUIMARAS ED awarded it to ALJ CONSTRUCTION AND SUPPLY on 2017-12-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17GE0058: 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 2018-03-12). 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   fa9e87d4e2…e4945fnow      …
  2. 2. Block Merkle root changed
    stored   9fac15dc38…a2b501now      …
  3. 3. Block #3264 hash changed
    stored   cd026f4fea…502722now      …
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 250 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fa9e87d4e23b37e9d9446a8f5ee0dec2f147fee16b0924088f4f745febe4945f
  2. 01 R fb761e097897a4a8883e8ef06b4e1cd8b7ef71d4acf57a45c54b4b1de86b5491
  3. 02 R 0b91b8be5aba04c156444b6abd51f62fda0736ea83fa53c46a2a1e08ce8c67db
  4. 03 L 09c8bff4741a284bae2628ad94543dbb8ebc626635264e5f964b54597c61470a
  5. 04 R 54b0c77cd47a8b6e99dc57de2bd26fba5d620bd237277234c31815b4b4105678
  6. 05 L 227f55dad4179e36bc95acb59cd0c2301d2afd22f03e6dbb61898a50badfafe6
  7. 06 L 82e2bf4e1c200727b34c1e7103554ea789e9c75237f6f70607fd410d23e2e7a5
  8. 07 L 4b10ea34b06847b911495f358da6ab7d67da0b24b034ccf5b4780fa9e2eb5cc7
  9. 08 L 0d84dd8c45cc32533bbc15be56db45685fd5168bd85f60ebcfc56c48635bb4ac
  10. root  9fac15dc38b5bc2099195cca6c33a49f545456978085b52e4d9caa38e0a2b501