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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 - ANTIQUE DEO Award a ₱14.6M contract to MICRO-ASIA BUILDERS CORPORATIONNational agencies

Transaction hash:
a4b005b5fe1a9fa2df0dde7ab84de7ae059c2bda9809b67349b7d1de9b1c83c7
Status:
Included and unchanged
Block:
#3,059 2,954 blocks after it
Position in block:
Transaction 164 of 254
Award day:
Apr 27, 2017 (9 yrs 6 mo ago)
Value:
₱14,558,331.54
Project:
16GB0234-Construction of 3 Storey 9 Classrooms Sch

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 #3,059 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 2016 DepED BEFF", i.e. the FY2016 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 - ANTIQUE DEO awarded it to MICRO-ASIA BUILDERS CORPORATION on 2017-04-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16GB0234: 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 2018-10-22). 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   a4b005b5fe…1c83c7now      …
  2. 2. Block Merkle root changed
    stored   794ee4510a…c86241now      …
  3. 3. Block #3059 hash changed
    stored   2cabba6391…10b96dnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 253 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a4b005b5fe1a9fa2df0dde7ab84de7ae059c2bda9809b67349b7d1de9b1c83c7
  2. 01 R a4f42c25bf193f1cd93aeb91375d06b6bb924b28b3844f0501ecc541d7f4127e
  3. 02 R b1972cb693c0d4da98260b8092b598967d0d0934815cb1b275e387fcb1e55962
  4. 03 L 0f8a448ea4b13955020059a20f61a4b7880edcf66f25fb02ba4ea2d9007bcc28
  5. 04 R 45d5af5afeb44d627a8763aa5b7d198be3ec745b163be423fa48aacfc6002971
  6. 05 R 574fcfe06c3df38a711a31d0eb28921e00ec516854cc938f61cc38aceb7c092c
  7. 06 L a064a919fc22d63d2c782adf079b6fca0ad6ff6f3bcf19fd5c3ccc07fcd606e2
  8. 07 R b40a9f280eaecbbf4293d6ee2457d5ce735f0637cb008016653a0cdda6f4b2a8
  9. 08 L c2a0e8ac4e1346649624c170e0ff6d680d04aea4e738da3a9a4d0cbd52c3bb9a
  10. root  794ee4510ab502c9bdcf5f0f03f004ae9b27bb760eacbcb795ddb9eb48c86241