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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

MUNICIPALITY OF SAN EMILIO, ILOCOS SUR Award a ₱1000.0K contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESMunicipalities

Transaction hash:
c8c548e63a345dd034895098d30758e831185a6a984733b2728bb7dc8b1ee9dd
Status:
Included and unchanged
Block:
#3,564 2,449 blocks after it
Position in block:
Transaction 142 of 181
Award day:
Oct 17, 2018 (8 yrs ago)
Value:
₱999,954.26
Project:
Improvement of Lancuas to Nabucaan FMR

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 #3,564 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)
    The award does not say which budget line pays for it.
    Not published
  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)
    MUNICIPALITY OF SAN EMILIO, ILOCOS SUR awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2018-10-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of San Emilio gave a "unmodified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   c8c548e63a…1ee9ddnow      …
  2. 2. Block Merkle root changed
    stored   53f43ea3f1…98b8c6now      …
  3. 3. Block #3564 hash changed
    stored   312a71c0ec…5d917dnow      …
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 180 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c8c548e63a345dd034895098d30758e831185a6a984733b2728bb7dc8b1ee9dd
  2. 01 R cb0716c4e5a7e7163888acaec3bb3e36dedf5f221b1015508d2de58144f066a7
  3. 02 L 4ac9a5e899e2429bb80c91f3c28281d5874e9cc8b5687dbfbea970d109595e1c
  4. 03 L 83b84fb75a85e56fb9339a4ac037901b1045cb7f96591ec522076d960a3ae392
  5. 04 L 1b0ba8a0089d84cdcfa0516f62589f97878c9859b84f0f9f642f8427ac6f146f
  6. 05 R 2378c304a0209b9bb8ff0183037c233d7c2b6bab88dcd38015f8d80827a27f8c
  7. 06 R bbe68bdda2606ca8e9ba78a9366549fde240bf0c7032bdff7707ca7ca5104e26
  8. 07 R 97a543eef6846ff1c8154bae73701c174ffe432cf59f321551e78e626656bd96
  9. 08 L 52e6dc545ccc84c500701a3e738ffc123587a348598457ee8e382854a4b8fb82
  10. root  53f43ea3f111199235b540cbaa593cabcd3215c81806de33de1e86c4e198b8c6