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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 - NUEVA ECIJA 2ND DE Award a ₱2.9M contract to E.D. LIBUNAO CONSTRUCTION & TRADINGNational agencies

Transaction hash:
c6f4f4df4e4b35cf332367ad6a0c858b31a8b7708dac53bb7b682df3738e6b22
Status:
Included and unchanged
Block:
#4,016 1,997 blocks after it
Position in block:
Transaction 362 of 468
Award day:
Feb 5, 2020 (6 yrs 9 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE
To:
E.D. LIBUNAO CONSTRUCTION & TRADING
Value:
₱2,940,286.95
Project:
20CF0077
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE
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 #4,016 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 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.
    Partly
    Open
  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 - NUEVA ECIJA 2ND DE awarded it to E.D. LIBUNAO CONSTRUCTION & TRADING on 2020-02-05.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20CF0077: Completed, 100% physical progress.
    Found
    Open
  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 2020-06-08). 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   c6f4f4df4e…8e6b22now      …
  2. 2. Block Merkle root changed
    stored   747b8a52a5…f02274now      …
  3. 3. Block #4016 hash changed
    stored   cc7658122d…de8f24now      …
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 467 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c6f4f4df4e4b35cf332367ad6a0c858b31a8b7708dac53bb7b682df3738e6b22
  2. 01 R c7293ddaa1128bfd623b7399c287b9ffe86def19a313112a647d14ecdea7542e
  3. 02 L 9e5f6e744ca56d6ee53aa46de40d82605cdcde9d7409928d8a2338ca2cc9c463
  4. 03 R 38462940fa064a589f88c01639454a98b2467be50cc52e5db34507278d3dd8f7
  5. 04 L cccc86be4a83278539499e741c75a70c28f4a42eefd51fd781ed3385ba8bae3e
  6. 05 R 028fddedd84888171a5d02b34d940b0519f2dcdd924a7e6992a011f263226d7f
  7. 06 L eda88055b31aac07517b2c8253b248ab70e024cd48bfa3d3b7312d305d924855
  8. 07 L c9cf04e4089a8d2a02af95aa586a5209495b5aecbc14716db73b93873da42e62
  9. 08 R f38eb8a5272287e9417aae8d1b955e1cad31a6f6de89e0f0041c9183b382eb4a
  10. 09 L 675c67338d8d41588eb13e461bb7696551b9c777202fae969e36bd135fdad132
  11. root  747b8a52a55eeef5b90cbc0ad6e646563614e77aa35713456f17abb978f02274