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 - CAGAYAN 1ST DEO Award a ₱4.8M contract to APS CONSTRUCTIONNational agencies

Transaction hash:
65990d08232ffbf7cfcce9631d2ab5566836c3cc2914aad981201b33a6a60777
Status:
Included and unchanged
Block:
#4,347 1,666 blocks after it
Position in block:
Transaction 197 of 528
Award day:
Jan 27, 2021 (5 yrs 9 mo ago)
Value:
₱4,812,291.00
Project:
21BB0097 - Local Program-Buildings and Others Stru

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 #4,347 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 - CAGAYAN 1ST DEO awarded it to APS CONSTRUCTION on 2021-01-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21BB0097: 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 2021-06-13). 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   65990d0823…a60777now      …
  2. 2. Block Merkle root changed
    stored   3e049bd45d…59a006now      …
  3. 3. Block #4347 hash changed
    stored   46c415c640…7107ccnow      …
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 527 records. Each step hashes the current value together with the sibling shown.

  1. leaf  65990d08232ffbf7cfcce9631d2ab5566836c3cc2914aad981201b33a6a60777
  2. 01 L 651f9bc8310e50507b6a514cf9e8f6092271e29387395586ad091e0f2cdec622
  3. 02 R 1f97786c20b970f13a27b5a034a469efe0b9c028a126033935ba84331641858b
  4. 03 L f0ae7446f49da6149427211c952653d04e2c131f89c21d5761f6bf2bdcf6bf07
  5. 04 R 8fa3348821c3349a0a4f172d867e0ef63817bbcbd844813e9b366c5dd3bc2f40
  6. 05 R b556d5139c2ff839db292de31ba05d2ab365344c6fef4ae947be3d965a3c1c7b
  7. 06 R e93c3a9d63180c22b6bf7a3c04bf7a00f934696674045c933e31625affb95f21
  8. 07 L f70c522ebb9e6516a6b3e71b09fa743f159b6ddaed28f077170a282984684b6a
  9. 08 L 1d7ebac8a4cd1151e6bb89bbf7ea35837a28f73e5cca8340ed8e6c2157ef3f1a
  10. 09 R 4b6dc32ef2fcd7ced8a31cf028542ec2cb293fb6df16b73c709c75ceab5d3668
  11. 10 R b558b9303360dbedfc370355397ed69d0455ee4976cf6685db3b4d758a9d352e
  12. root  3e049bd45d25d6fdac87f54154689c6abe6407b617141ab6da9f5c0df359a006