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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 - SDS 2ND DEO Award a ₱8.3M contract to MAIR CONSTRUCTION AND GENERAL MERCHANDISENational agencies

Transaction hash:
c0bfc1ee3466db00dda00a499ac03790f03f50b863e840f3b93126130ade8488
Status:
Included and unchanged
Block:
#3,813 2,200 blocks after it
Position in block:
Transaction 366 of 493
Award day:
Jul 8, 2019 (7 yrs 4 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 #3,813 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 2019 LP", i.e. the FY2019 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 - SDS 2ND DEO awarded it to MAIR CONSTRUCTION AND GENERAL MERCHANDISE on 2019-07-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19NI0057: 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 2019-11-14). 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   c0bfc1ee34…de8488now      …
  2. 2. Block Merkle root changed
    stored   1bdc0f8c20…94cb98now      …
  3. 3. Block #3813 hash changed
    stored   7c925f089f…ce59f5now      …
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 492 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c0bfc1ee3466db00dda00a499ac03790f03f50b863e840f3b93126130ade8488
  2. 01 R c202fa04719325d86db8727989c022e0c53b7354ce40d494abcf6c3d76392c21
  3. 02 L b5a15c4d0e688d6aa4a530ab80fd2b2107413391c39183a7b2a5265c653f5856
  4. 03 L 15c93554cff8a3f97a25553831ec55eab78648736012c999a26e1f433cc59dbe
  5. 04 L b755587743fa3e0ea4faf639f471a56d6e36c5ef4bc406d2150f88deb794c382
  6. 05 R 9c1753ff5ed71783cbc0e53541fba1844510fddba776b1443f3edef6a7b9920e
  7. 06 L 32366a11ee4c3d6618d35d53c1316b11657a38e1d40f2566ab5d87d4589a2ab3
  8. 07 L 6b9dacb2ac3c7832eae8591e24c0cc1c6e58cced4fa75ba997be6bd2a815678b
  9. 08 R fc8664308769adfb38d5ed9d38bcb5500546ec553d5243b5c6aad83ead016c15
  10. 09 L ca8181548cc51a1b5eaea9f11e3951031f0d7e924e165bcd6ac48d0b6404b073
  11. root  1bdc0f8c2087a3e5c86dc9413e98a01a58785bcffae71b01891960de7994cb98