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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 - SIQUIJOR DEO Award a ₱2.4M contract to ALOJA BUILDERS AND REALTYNational agencies

Transaction hash:
4ef6b2b0521c5da11acda00a5d137b25f11102054e0b05726439b44841df75c0
Status:
Included and unchanged
Block:
#3,325 2,688 blocks after it
Position in block:
Transaction 194 of 641
Award day:
Feb 5, 2018 (8 yrs 9 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 #3,325 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 2018 LP", i.e. the FY2018 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 - SIQUIJOR DEO awarded it to ALOJA BUILDERS AND REALTY on 2018-02-05.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18HM0041: 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 2018-12-12). 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   4ef6b2b052…df75c0now      …
  2. 2. Block Merkle root changed
    stored   fadb047c31…ea8558now      …
  3. 3. Block #3325 hash changed
    stored   5d330de1dd…c484f4now      …
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 640 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4ef6b2b0521c5da11acda00a5d137b25f11102054e0b05726439b44841df75c0
  2. 01 R 4f848778ec55e0b10436e4635cad4fb1d8ac14bfedc80f79eb01b155fe28c967
  3. 02 L 574e6b2aba87afcd68493fafd0a987ec09b3b71f91bad004f37c769ccccec05e
  4. 03 R c797a704cdc32eb17a77eee095166b5dc73f41f903588b295c7e7f9bae4625c2
  5. 04 R 752257dca844798e555d51eea120fd3b6e59ed94a7fafde856ed2dac0f292037
  6. 05 R aa1e49681d25c48b576b03c56a4c75c0839da202824d9f410a8ba1284a0efb0f
  7. 06 R fa888d17c21a3fa35f3cb1ca0f13729e106f3d9a6a4af2e44bb201665625b128
  8. 07 L 448e29d7aaac1fec1fef8775ea877cd20793f600c00c9ef376db45dccc8cc824
  9. 08 L 6e14e3d0bd55e45a63919417191826caf25613a115ef5229c50b633f212f7008
  10. 09 R 49f20fe43275d3099d2412e37c631ef7d60ee7f9b0d5a8812332e9d27f496e92
  11. 10 R 4a45cf710364af8a3099dddc2904afa53dc36e8534ad10bbfcda37f365978a67
  12. root  fadb047c3152fdf0e558f634b537e9404319779ff63a2bc9123b478785ea8558