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 - NORTH COTABATO 2ND Award a ₱1.9M contract to RDEN CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
8a15087ac3a73a5ccc67299b143b8cbef0818a3675f19b8b433e364adba0626e
Status:
Included and unchanged
Block:
#3,707 2,306 blocks after it
Position in block:
Transaction 193 of 342
Award day:
Mar 14, 2019 (7 yrs 8 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 #3,707 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 2018 LP", i.e. the FY2018 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 - NORTH COTABATO 2ND awarded it to RDEN CONSTRUCTION & SUPPLY on 2019-03-14.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18MD0046: 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 2018-09-02). 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   8a15087ac3…a0626enow      …
  2. 2. Block Merkle root changed
    stored   25cc01a14e…2eab02now      …
  3. 3. Block #3707 hash changed
    stored   e8cab75c6f…f78f24now      …
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 341 records. Each step hashes the current value together with the sibling shown.

  1. leaf  8a15087ac3a73a5ccc67299b143b8cbef0818a3675f19b8b433e364adba0626e
  2. 01 L 898c2b0f5d1526d178cc6400bfec43b2409dd4509ff3ef573b1d37805638df8d
  3. 02 R 1e08a517ac3d4973cf4ed4d6d2cecf6f7cfe231ffbe8bc9faca5443495144bec
  4. 03 R 4a8ddd16c6402a2a8ddb166a25a452e9b5d8c328b67cc47d989bc960daa3f514
  5. 04 R dc0b43dfd61abde5ce076d51010184e0283d16fafddf13f0c256336185115df9
  6. 05 R 75b10c104dfa5aa968061adc400d3c8098b60f9f0b30b9e4199021b6c1df3b67
  7. 06 R eb4221e4b5cbea1086fdd2d5477aaa2a36382ce52a411ad828db8e15fb68ee50
  8. 07 L adaae857b0ebeb6ca09a21e1a37c9b489c69742e351ea9f1ed5e551f8d83e025
  9. 08 L 816c5271bbf06489301807b5d7741db68c12c7e50fb0444949eaadf9ababfefb
  10. 09 R fdb4695cbc93270ca082c2851ff43ce605a561464f5694fea6d2e76f0c73a517
  11. root  25cc01a14e9b470c2465a4e8a7936208cb914fa3e31f093b4c14cd0aa52eab02