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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 ₱493.8K contract to DAWING CONSTRUCTIONCities

Transaction hash:
a045dbd79ae68ecbd65d6b32b575d8a2e1865abc0f5d3fb2cb4659e367a9a9a5
Status:
Included and unchanged
Block:
#413 5,600 blocks after it
Position in block:
Transaction 21 of 33
Award day:
Aug 28, 2008 (18 yrs 2 mo ago)
Value:
₱493,769.48
Project:
Construction of Slope Protection at 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 #413 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 DAWING CONSTRUCTION on 2008-08-28.
    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   a045dbd79a…a9a9a5now      …
  2. 2. Block Merkle root changed
    stored   9aa0c9f533…b24c35now      …
  3. 3. Block #413 hash changed
    stored   af49951e81…180925now      …
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 32 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a045dbd79ae68ecbd65d6b32b575d8a2e1865abc0f5d3fb2cb4659e367a9a9a5
  2. 01 L 9ea160fca3e3a590772cff00a791d5ffd6956c7348f6ffd5f4614a5197681b9b
  3. 02 R 277936fb97aed13f1ff021dac35a061c4d0414aa2ab7623293f31e333edd80b7
  4. 03 L eb6dcfbf83721eb022c52988304ea02fdba4b2f679116de5df51a4ce946929d6
  5. 04 R 39c31c8d97d77374877ccd7fbcbdaad6702813a73a8372cd3c3a1ac3b66dd978
  6. 05 L a7188fff5c7c11648cbca976c3df932fa1ee4934db2277bb52a4cf9c432f5536
  7. 06 R 4979934da1d809c1f3b6dda1398d15047db35b6b42eff024437e59f53dee1d9c
  8. root  9aa0c9f533bcecbb1cf43be604192fecf32474a11bbf775ea8b5265173b24c35