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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 ₱592.9K contract to ZET CONSTRUCTIONCities

Transaction hash:
48ebbf4d7a2b29208c23aeb4fefc06a79f192ae85e7ec59c9e2db2497cbd5826
Status:
Included and unchanged
Block:
#778 5,235 blocks after it
Position in block:
Transaction 8 of 38
Award day:
Jan 18, 2010 (16 yrs 9 mo ago)
Value:
₱592,876.75
Project:
Construction of Slope Protection at Sinunuc National High School, Sinunuc

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 #778 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 ZET CONSTRUCTION on 2010-01-18.
    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   48ebbf4d7a…bd5826now      …
  2. 2. Block Merkle root changed
    stored   9133652f3d…d8933enow      …
  3. 3. Block #778 hash changed
    stored   4392ba7f68…08295anow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 37 records. Each step hashes the current value together with the sibling shown.

  1. leaf  48ebbf4d7a2b29208c23aeb4fefc06a79f192ae85e7ec59c9e2db2497cbd5826
  2. 01 R 531e8468c39289fac48e22d1dc719dd7a3dda25248cb6baae7f495dcf04467b3
  3. 02 R 47083493b0ca835ae734504705c4657b2758bbbbf0870cc9ccea3b75fc9861fd
  4. 03 R c37310b5fece2cbf0bfa24b89d1f03eba249b95d0a5d6c22786112ce1e7132df
  5. 04 L dd7473b56b7adcd4768e5fa423e78819066bb9f67f9cd5de6f5d4f93ef64f1a8
  6. 05 R a5f62efa08f78b3b8533f903212cd33e90b6d78d73b3f418b267f8ca40cd59ce
  7. 06 R 62a46be9092b6837969884b636c6275cc3562387694812cb8f4fe1243da9abaa
  8. root  9133652f3d6da42848f4ad44214ed17d19d15c02d899bbfb8412fc7d0ed8933e