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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 ₱499.7K contract to BENCHMARK ENGINEERING & CONSTRUCTIONCities

Transaction hash:
3a94ca6cc62c6fcd62fcd353e8ea6a12353037138443a52dff72545326433079
Status:
Included and unchanged
Block:
#1,801 4,212 blocks after it
Position in block:
Transaction 23 of 117
Award day:
Jul 12, 2013 (13 yrs 4 mo ago)
Value:
₱499,719.00
Project:
Construction Project

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 #1,801 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 BENCHMARK ENGINEERING & CONSTRUCTION on 2013-07-12.
    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 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   3a94ca6cc6…433079now      …
  2. 2. Block Merkle root changed
    stored   d25540ea4c…c78688now      …
  3. 3. Block #1801 hash changed
    stored   6e4e95c7cf…d953b6now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 116 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3a94ca6cc62c6fcd62fcd353e8ea6a12353037138443a52dff72545326433079
  2. 01 L 383be3fad0cf52aec5849e7503bdf7d65d7765bf1d3d9de0394de629b842da23
  3. 02 L 73e817d5cfa3dddab714bf333e2b8a59516597775ea716ea8a47967ce0260004
  4. 03 L cec0cd3c286117af83a2824f55467dba110728845a49e41386b3e37f6c3acb03
  5. 04 R 61d71cdd8d935171be55cb964a8268dfa5b3cb55e601929cb20e5d67d38b161c
  6. 05 L 0a6aa90186aa2d82092e998fcc7c5c5f2b1738dbfe44cffd27c88b235d631731
  7. 06 R e2e5ccf89e690901980bc3b3c50c7b93803e9afcbce272ba61d6705b25a7d164
  8. 07 R 608af24fea81482000b457708cd4ce6fce42fc1fbe3a412c7cdc8d4bdb9e5f84
  9. root  d25540ea4c2475ce6adb80f9f9b71d97bdca4c1e88f8b38376e2660a60c78688