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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 ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱1.2M contract to ZAMBOANGA ERECTORS & CONTRACTORS, INC.Cities

Transaction hash:
f55fcbeb991e2ee14fdb16c2ee2da9f94c18340b73441c3a0fcac357eb6d4a48
Status:
Included and unchanged
Block:
#3,721 2,292 blocks after it
Position in block:
Transaction 390 of 404
Award day:
Mar 28, 2019 (7 yrs 7 mo ago)
Value:
₱1,223,538.00
Project:
Construction of Fence at Zamboanga City High Schoo

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 #3,721 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 ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to ZAMBOANGA ERECTORS & CONTRACTORS, INC. on 2019-03-28.
    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 Zamboanga 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   f55fcbeb99…6d4a48now      …
  2. 2. Block Merkle root changed
    stored   311cf3e56d…244343now      …
  3. 3. Block #3721 hash changed
    stored   03286bf48f…ba974fnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 403 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f55fcbeb991e2ee14fdb16c2ee2da9f94c18340b73441c3a0fcac357eb6d4a48
  2. 01 R f58f0487f9e63cdf2a68a3fb9da5abc35ca2fb7b8954e4e495609d71f972ba61
  3. 02 L 9f57fae5cbce1b3bff33754aec9cc67b50382da88a4d49be967088d05eead25f
  4. 03 L d4977466d63b14c27bc08e3be67f547c797adaec43c26833d7786a53e118733d
  5. 04 R 3ad8d4cabeb79c09dba5850e1f5ae3490c28c668d0de9b79fb465560eb471819
  6. 05 R 683a487eaacbbcf73f575e012c7d52edad8d9383b833ba983e4dfb95082d1d82
  7. 06 R 8a130457b59a528ab15dffbdcff269c89ecfbc4a25e9828935028883237a3a18
  8. 07 R a69e95c542a98008fe499b6a342afb9ef4edb60dd425f05c5d5fc12f17a22d35
  9. 08 L bea2646991311437e001a3a5b7f46a5fc72134de789c3fd327df613a9febf99b
  10. 09 L ae34a6f11382f607e0f4b89f4d865a6958dc5d4d466c1fdbe3b0ad30857aea4b
  11. root  311cf3e56d5ca01022e4209ef10f5695c622da27b001ceb4588c73447f244343