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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

CITY OF OLONGAPO, ZAMBALES Award a ₱4.2M contract to ECANGELES CONSTRUCTION & CONST. SUPPLYCities

Transaction hash:
e97ef1572bc56eaba2ba1069d5471f5554038ba342037232d670667bd7fd8ea4
Status:
Included and unchanged
Block:
#4,388 1,625 blocks after it
Position in block:
Transaction 204 of 224
Award day:
Mar 12, 2021 (5 yrs 8 mo ago)
Value:
₱4,184,328.31
Project:
Tagak St. Barangay New Cabalan

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 #4,388 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)
    CITY OF OLONGAPO, ZAMBALES awarded it to ECANGELES CONSTRUCTION & CONST. SUPPLY on 2021-03-12.
    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 City of Olongapo gave a "qualified" 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   e97ef1572b…fd8ea4now      …
  2. 2. Block Merkle root changed
    stored   c52f4dc981…6aac71now      …
  3. 3. Block #4388 hash changed
    stored   e69478615f…084642now      …
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 223 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e97ef1572bc56eaba2ba1069d5471f5554038ba342037232d670667bd7fd8ea4
  2. 01 R eb670414c5253f3251e0ae1daa842b43e501911b7a3369c0e93c935e8226115c
  3. 02 R d7aec21398e6368384208c6abe4eff805139d8a9360ad7ba9593cce9bf999466
  4. 03 L fa6fdc9ce1f22e5cd2ade30325682790505a61b8d3035e42c23b591c8d9519f7
  5. 04 L f8be2dd36791bca6761b547b0eb23cfa5bdef628f04965b1dfe1a4c086934190
  6. 05 R 12efcffbdd8bd2d1e55cc26959a57f2d1decb1949015d721fe81074e8b0734a2
  7. 06 R 9f2da44ab8ee6b28df08fd2efe91a5a632028f3516b28db67de4c4f285f12a2c
  8. 07 L 505c9c0623edc2d04860428b9bedf39dd077419f632eb2a10916a99cb2b8ac6e
  9. 08 L ccb09991dac569801ef85bd37f625dc401835e4919af1fdf34261474f741c725
  10. root  c52f4dc981bf28a98f7b3c01d1de34d23caca005dd565974a7108691296aac71