Skip to content
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 ₱1.7M contract to E. E. MADAYAG CONSTRUCTIONProvinces

Transaction hash:
e6a4fedb77066fdd763eb63f329f20837f0cedebee9f99d3ed5bb89909649a74
Status:
Included and unchanged
Block:
#4,168 1,845 blocks after it
Position in block:
Transaction 165 of 181
Award day:
Jul 20, 2020 (6 yrs 3 mo ago)
Value:
₱1,721,349.07
Project:
Potable Water Station, Provincial Capitol Ground

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 #4,168 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 E. E. MADAYAG CONSTRUCTION on 2020-07-20.
    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   e6a4fedb77…649a74now      …
  2. 2. Block Merkle root changed
    stored   9a7af6b999…25f0d2now      …
  3. 3. Block #4168 hash changed
    stored   69856941d4…21c761now      …
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  e6a4fedb77066fdd763eb63f329f20837f0cedebee9f99d3ed5bb89909649a74
  2. 01 L e5fa7fca6c829bb2b22e1a7346bf1204ffbfdb771ca47daa45dbbcdd9400c128
  3. 02 R c784833572efaf7d37ba5821f88143084fc13633519ecea2c317e15c64ae2532
  4. 03 L aaa9c7b8e8b7f39e4429b8fb348537ad06be375eb76193b236abb22707212f8c
  5. 04 R 7b9b642517af15e74eea239644fd9cc407643cdf72793f15d810f60ea02a0d4c
  6. 05 R 408572fd99e1ffaed668cc6b677801f9e0f1acfe7932b15e2eb8b6203f91382d
  7. 06 L fd9e363863ee80681140c143bffeeb48cc3f77802ad85453fea58dad76256b98
  8. 07 R 214cacb3c46d4928934c12e15a712155faabc09120349f2e795e387ef86b9d20
  9. 08 L 87b937a76c5c83c6d82ece2ef5d546e8421574d55d88e0b4a767a40248a41ac8
  10. root  9a7af6b9996c5e098b71c700abcbf4164c3248c50d07b7e549a17599f325f0d2