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 - QUEZON IV DISTRICT Award a ₱1.9M contract to JEMAK CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
84323707a4e75cbcca1afca20d11ffa6925c3aca30914e30dc4ff944530c8ce4
Status:
Included and unchanged
Block:
#5,063 950 blocks after it
Position in block:
Transaction 149 of 288
Award day:
Feb 10, 2023 (3 yrs 9 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 #5,063 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 CSSP", 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 - QUEZON IV DISTRICT awarded it to JEMAK CONSTRUCTION & SUPPLY on 2023-02-10.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23DL0034: 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 2023-04-20). 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   84323707a4…0c8ce4now      …
  2. 2. Block Merkle root changed
    stored   e522fca598…3c2dcbnow      …
  3. 3. Block #5063 hash changed
    stored   c4fe308223…746792now      …
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 287 records. Each step hashes the current value together with the sibling shown.

  1. leaf  84323707a4e75cbcca1afca20d11ffa6925c3aca30914e30dc4ff944530c8ce4
  2. 01 L 837c9f95beb777ed581e32ae89f300c72a0eb1c8841a9f4b8c719155d33eceb5
  3. 02 R 6ce02cdc6cb3db6b3777d5b702a37770f80747a4fb9df4c7936a09801e9cf340
  4. 03 L d5ef3ba5418dd87589ea451b8a38198f88334bab77efb61d46d6f92f10016eba
  5. 04 R 3abbb4b8cf304aa7718aae48c073381fc685f1697cc1cd690cf8c2b38260e370
  6. 05 L ec4275b26edd719caf2d89cf7f05e2429b2b99376fe67d8be88ebda4c2f9155e
  7. 06 R 6caaccf4d6e42325de0967d2559234adb00a7450361750192a0672a37e4a8c25
  8. 07 R 31b1909f28e01cdc098c86e37b2a4e8f98831389d9ece827ce9bf86112c747dd
  9. 08 L ec39fc1a1a54549db52df41a85141e4f9271f2ed1cff2d8f8e71cd34b03c071e
  10. 09 R 0ad71803af8b377da99f82c5c9002d2d4503fad384a95dc25d88359de413dcbe
  11. root  e522fca5988f751e7d2b28ee2b4bdba21e4c93c2b9a2a4e1d3e645e4063c2dcb