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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 - DAVAO OCCIDENTAL D Award a ₱2.9M contract to JJHAK CONSTRUCTIONNational agencies

Transaction hash:
b3d1a3263a4c498d0ea5f84f275bd7f0a00375aa999205fc00a2f170517c3e20
Status:
Included and unchanged
Block:
#4,432 1,581 blocks after it
Position in block:
Transaction 182 of 259
Award day:
Apr 26, 2021 (5 yrs 6 mo ago)
Value:
₱2,945,473.24
Project:
CID No. 21LE0079 REHABILITATION OF MULTI-PURPOSE B

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 #4,432 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 OCCIDENTAL D awarded it to JJHAK CONSTRUCTION on 2021-04-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LE0079: 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 2021-08-02). 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   b3d1a3263a…7c3e20now      …
  2. 2. Block Merkle root changed
    stored   8b3710f463…b35d13now      …
  3. 3. Block #4432 hash changed
    stored   65f9a05088…ee4b7cnow      …
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 258 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b3d1a3263a4c498d0ea5f84f275bd7f0a00375aa999205fc00a2f170517c3e20
  2. 01 R b56362a938de382b7c5c6d6a0e1ad832392d93f30920a7d0f2dbd6783149d5ce
  3. 02 L f724d86d6d63f07433de01c876bce8cfd35de5f739d2ae544ae35cc4b51c28fa
  4. 03 L a50901eb439661769c1e51bad9ad7302d5989b9eaf074ad1a2a0fc096cd150f1
  5. 04 R 93f8d5efe13bee07f53a36d3b703754df1a73de1df8f9ce3ea2841103fe37418
  6. 05 L e3be4b71649051916290af1a3e43f0fb83b4ef0059066477c035c35e92b1b678
  7. 06 L d16778225a9b030906b64e9ed7ec3101abc976f465582eb4e1f951d8b045bd88
  8. 07 R 5b5f8996dbed69db0868b3047afe3987f546f11e0119ca98ee2717a5df55bd18
  9. 08 L cc407639f20adde5c73e73f8fff04e9163004967a6186748acf6dd2375ebaf83
  10. 09 R 4e6b2603b07e38088a5cad9c3f8232e71d04fda222b2176a46e1e70eb48a0db5
  11. root  8b3710f463aa64105127beb5a09236d1960ffa5213c447f53493219697b35d13