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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 - ALBAY 2ND DEO Award a ₱15.1M contract to ZKR CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
b23edfaa88b38ae3bf620d3a0a848da310601230916f414c1f2f28f1286c556c
Status:
Included and unchanged
Block:
#3,281 2,732 blocks after it
Position in block:
Transaction 533 of 766
Award day:
Dec 21, 2017 (8 yrs 10 mo ago)
Value:
₱15,072,995.96
Project:
Imprv't/Widening of Nat'l Rd.,Leg-Camsur Bdry.Rd.

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 #3,281 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 2017 MFO-1", i.e. the FY2017 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 - ALBAY 2ND DEO awarded it to ZKR CONSTRUCTION & SUPPLY on 2017-12-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17FB0183: 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 2018-08-18). 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   b23edfaa88…6c556cnow      …
  2. 2. Block Merkle root changed
    stored   9e0309d5eb…d40323now      …
  3. 3. Block #3281 hash changed
    stored   4e6cba51d5…5b5d93now      …
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 765 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b23edfaa88b38ae3bf620d3a0a848da310601230916f414c1f2f28f1286c556c
  2. 01 L b20ef66a7fb0ff506f6c34a5cf56cc0749022416f16d550a3598d7b721b94515
  3. 02 R eff4bff9e4a6fa721552b27c6b987e48a29845b92eb5e8419c79e5e69ed656fa
  4. 03 L ba7e2b40a9e991cb94b9950c432fc275b349c284d9b2fb1763c9cb911cc218e5
  5. 04 R 51245fb95a6b4ec8182623f93f70e34e29e59102db758d6ff05a23120e887d1c
  6. 05 L d292fa89c4c53b46f811c0af05ee382e4ee1733f50538196efc6c38d12bf30f4
  7. 06 R 04ad3472d6d8350266d414f56550c706723365ac0addf88d04802e241c95bc05
  8. 07 R a1622a405f3d7f0f90fd226bfea21d74dec894e81b12dbb0467a54f807356300
  9. 08 R b9caeeed665bef84ca7dc5984264768d13e072ed4e30dcecc95bfa421fa88717
  10. 09 R 148f600607a0d2726eff208188cdaa82ae48dbb1561714c4b4f0077f7aa79eb8
  11. 10 L 2b32d64cdbdd91140dad479198c37c88396f002c6a96f0535331923e0b62eb00
  12. root  9e0309d5eb97d6a32246e8747f1916d9dfcb56767e3e92b7f3f91e996cd40323