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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

DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱5.4M contract to AIDEN AND AYN CONSTRUCTIONNational agencies

Transaction hash:
6a29d7366c23dbbbd35ce70ab51e989470ad9ed66a5ab41b56eddcdfeb388832
Status:
Included and unchanged
Block:
#4,202 1,811 blocks after it
Position in block:
Transaction 153 of 377
Award day:
Aug 24, 2020 (6 yrs 2 mo ago)
Value:
₱5,358,945.85
Project:
20GB0127 - Construction of 1 Storey Two (2) Classr

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 #4,202 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 "Outside Infra - GAA 2020 DepEd BEFF", i.e. the FY2020 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)
    DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to AIDEN AND AYN CONSTRUCTION on 2020-08-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20GB0127: 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 2021-04-16). 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   6a29d7366c…388832now      …
  2. 2. Block Merkle root changed
    stored   e2ad555052…ad39e1now      …
  3. 3. Block #4202 hash changed
    stored   ea5cb3007f…d0e66cnow      …
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 376 records. Each step hashes the current value together with the sibling shown.

  1. leaf  6a29d7366c23dbbbd35ce70ab51e989470ad9ed66a5ab41b56eddcdfeb388832
  2. 01 L 6a0d4b70e03c81e6455c005622437a35054c7be6e1604f0fb98ee3e12d70fb0e
  3. 02 R 1c2c7fcf840232fc4783b5f96690461a8e6d6c46c7c191df3be4e583df4d873b
  4. 03 R cf9ee5f9367842372cfbb78527044f0556a48030140ca982c907de34dbf67c3e
  5. 04 L 3bb1bdcbd43a142d8db2b17c3772ac1c97f02fdea577471d87c4b10020638678
  6. 05 L 34a709e63737985093439cde53e17bb9ea9c4a4e678e01403467f13a4a0c7128
  7. 06 R 044ab7c0ae0affaa58c61602eaea0d7c3b31c6a576cf967ad5716d91f8ccc974
  8. 07 R e3539fb3e77caa7c2a81c87b84d89c4974a3ec7a73f97bcf2ca8396af7d94170
  9. 08 L e2b4a7a6c67b130f381a49eb8b053aad6615aacfce47912fb8822d61b615d946
  10. 09 R b315a325592e9d85c84cea78a739f5d6d7f04d37710e3f3e4b8e6b2e539432a4
  11. root  e2ad555052b0a2f5d0043686645b08b5fff657ed1c4a84769a3665c7ddad39e1