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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 ₱5.0M contract to AA CONSTRUCTION & ENTERPRISESCities

Transaction hash:
2df919af32c0d288da65ed6832ad03693a5e709ef8d10dcd59eec4ec4369d208
Status:
Included and unchanged
Block:
#5,767 246 blocks after it
Position in block:
Transaction 50 of 288
Award day:
Feb 9, 2025 (1 yr 9 mo ago)
Value:
₱4,995,968.30
Project:
CONSTRUCTION OF DRAINAGE SYSTEM AT AYALA

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 #5,767 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 AA CONSTRUCTION & ENTERPRISES on 2025-02-09.
    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   2df919af32…69d208now      …
  2. 2. Block Merkle root changed
    stored   d2d5aee4d3…4bfec5now      …
  3. 3. Block #5767 hash changed
    stored   8edd190e46…80be8enow      …
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 287 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2df919af32c0d288da65ed6832ad03693a5e709ef8d10dcd59eec4ec4369d208
  2. 01 R 2f017bfd914e072f5e0aab555395ecee10ea0feb53b070628c537f6b039d3473
  3. 02 L 36090c5eebfa2befa6bed8548a95e9c340c2c2ee69ec1df0161b685d9458dc07
  4. 03 R f2c8015d9ede87aac75073eaa1665e23eac243f36c71ac711bf4daf4ec705995
  5. 04 R 55a9ba7a131cf2a5ba81333f294173104545f78e66535e7dadbb8c6a9070b8fc
  6. 05 L fa98fabac784e791600a6580a26e384db1a5453c38a0d64f6465674a9bf8aa62
  7. 06 L 5a29b27da04a10ac996925f6dfeca85e41faa801349688155191b2f470babded
  8. 07 R df22f31acc2b9b3873d361e935ed2e6d1fed2beaed2ac6b395d12b41e13e72d3
  9. 08 R b459936e685abe35bc639bc3ec21a4ece6cbe86a4326ecd986d9279f0471c10c
  10. 09 R 7cd4c60b5591f5932f1421972ecc44779ace8abec495a53e6e5b953f3a1b5fed
  11. root  d2d5aee4d3189b4c9104b2d8fa23716e8b9408f4dc5c6e8fa83f5e37ea4bfec5