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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 - RIZAL II DEO Award a ₱1.9M contract to MAK- JAMS CONSTRUCTIONNational agencies

Transaction hash:
dd9d32ef7bc50b0e554590d6669dfe8145b3ed602d322ec5fb7725c86faf75ee
Status:
Included and unchanged
Block:
#2,692 3,321 blocks after it
Position in block:
Transaction 485 of 558
Award day:
Mar 17, 2016 (10 yrs 7 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 #2,692 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 2016 Locally Funded Projects", i.e. the FY2016 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 - RIZAL II DEO awarded it to MAK- JAMS CONSTRUCTION on 2016-03-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15DO0107: 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 2016-05-11). 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   dd9d32ef7b…af75eenow      …
  2. 2. Block Merkle root changed
    stored   9caf7fe5ee…7f7042now      …
  3. 3. Block #2692 hash changed
    stored   e46559f102…d95fdfnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 557 records. Each step hashes the current value together with the sibling shown.

  1. leaf  dd9d32ef7bc50b0e554590d6669dfe8145b3ed602d322ec5fb7725c86faf75ee
  2. 01 L dd83a93710ed9ff5ea25d80cf478ad32ac46a5a807eaa2b6bc09e79aee184f74
  3. 02 R 84223f3c3b1ce7826a2921d974d6a563dc5e62805add97a6dd9c73276da0669d
  4. 03 L 5c2928e646c5fb7e7edaccd74283f80d59eab1522638bed8587ff69b4683c90d
  5. 04 R ded4fc8122c1df70f8fb48b64db2e5a8b695618828a9561cac565d6e5dfdae1e
  6. 05 R 3e315c37ac7c0e1777e98d5121c4e17fd5847d64c0cacbceae0182ad0794c284
  7. 06 L afd486d95d504f30ba757e63f3447d6cf20bb52e86a6d42a222df7022755c08e
  8. 07 L a68941e0c69798589d052ec98e95c12d387ba5ae139f8ce80290c8213484029b
  9. 08 L ec50fddc2e834a5a4dac84340adf2459afce7d00efcda99c124c4af58011eeb6
  10. 09 L c9efba23337b0f1501ae1d0e5ceba7e5b05ce71c4bf92969801108508d1f81be
  11. 10 R b8a16e1d69d24af0fcb370040a4d4008b4dd9173fe12ba5f5e997d099c829857
  12. root  9caf7fe5ee60dcebab668e82014afa5fb03e480160c5006b96f7a0a40f7f7042