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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 ₱727.5K contract to PM CONSTRUCTION AND TRADINGCities

Transaction hash:
0e504cf569f7909df632419090014d3bc369e58537d4f4681c62685cfbace0bf
Status:
Included and unchanged
Block:
#1,175 4,838 blocks after it
Position in block:
Transaction 1 of 30
Award day:
Jun 24, 2011 (15 yrs 4 mo ago)
Value:
₱727,529.07
Project:
Rehabilitation/Improvement of Central City Pound at San Roque (REVISED)

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 #1,175 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 PM CONSTRUCTION AND TRADING on 2011-06-24.
    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   0e504cf569…ace0bfnow      …
  2. 2. Block Merkle root changed
    stored   f0b65029d9…798188now      …
  3. 3. Block #1175 hash changed
    stored   967879c137…fe1c85now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 29 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0e504cf569f7909df632419090014d3bc369e58537d4f4681c62685cfbace0bf
  2. 01 L 032fb88645dc1628b4aa7beda4fc3efec6904a8d813ada176796e83fb8f6c11c
  3. 02 R 3ae5c609fbd963c1aa63854c3d4447993edb7f6afe9a18bb104f30b044027e73
  4. 03 R 3d96602d6d0e8295c861dc6bae55962ff5a906a2c3cfa82aa2e6530b64fc7019
  5. 04 R 7e79c63a55418d63054bacf4da01f4e90539345435178f894b2ccc0be27fd9b1
  6. 05 R 9c305d64e585df8868c8f2c5970163aa5baa8269d3c0114c76f09e2da4e1fcfe
  7. root  f0b65029d9fc9e410b26daaae48019a965b4f8acd4e345b02474163449798188