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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

PROVINCE OF LA UNION Award a ₱2.9M contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESProvinces

Transaction hash:
eff478dca370a0b00e28df3f63057b6c241b4dd61d86e35ae7539ca6823f4c99
Status:
Included and unchanged
Block:
#4,906 1,107 blocks after it
Position in block:
Transaction 137 of 147
Award day:
Sep 2, 2022 (4 yrs 2 mo ago)
Value:
₱2,916,225.00
Project:
Farm to Market Road at Sitios 1 & 2, Biday

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #4,906 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)
    PROVINCE OF LA UNION awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2022-09-02.
    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 La Union gave a "not stated" 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   eff478dca3…3f4c99now      …
  2. 2. Block Merkle root changed
    stored   9c43905304…29ba90now      …
  3. 3. Block #4906 hash changed
    stored   662572cb57…52c6ebnow      …
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 146 records. Each step hashes the current value together with the sibling shown.

  1. leaf  eff478dca370a0b00e28df3f63057b6c241b4dd61d86e35ae7539ca6823f4c99
  2. 01 L eda973667fd6791fd8c81d83fb8f96de5453054d8cf80b2c20a0e3afdf6906b7
  3. 02 R cb05b0c0eb8fa5d69547b4eb653be86c2b613e7f3aa6c94e397e4a2d9338f276
  4. 03 R ba0131717c2ca9fa375e3168dae93d2b45ffd8f9e16db67b23198b85cc4ec308
  5. 04 L c65e4cfbcccc47a020bf0300736b8d9d1958e90ffbca95e6c6ccade4c21699d8
  6. 05 R b5ef15ab095410186d90b72af3eeb89a991dd3f6f065cca571b82e2fd803399f
  7. 06 R a0da814bb9c451db9805eb8c943f97f168dd987c7ec609a4a0f4b1c604f90602
  8. 07 R cbd1eaab04fcdb3cc8e5e14c8a332ce8be9a0645c41e86371763d6ed6151f533
  9. 08 L 07ba944ee5d41b1fd321ece1d622538a5402c750e91ab3a4d53d9123b8fdc344
  10. root  9c43905304e813b27ca174eda2949cd6c1c7c181b3010f1c645854fa4429ba90