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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 ₱3.0M contract to MRD CONSTRUCTION AND MATERIALS SUPPLYCities

Transaction hash:
887e81e801ff2a4d3d9bb2eb07db98f461c9625490477f90ff600ab49d71f1cc
Status:
Included and unchanged
Block:
#5,612 401 blocks after it
Position in block:
Transaction 137 of 256
Award day:
Sep 4, 2024 (2 yrs 2 mo ago)
Value:
₱2,999,602.58
Project:
Improvement of Slope Protection at Quiniput

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 #5,612 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 MRD CONSTRUCTION AND MATERIALS SUPPLY on 2024-09-04.
    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   887e81e801…71f1ccnow      …
  2. 2. Block Merkle root changed
    stored   b1ea8d0ba6…4300e8now      …
  3. 3. Block #5612 hash changed
    stored   54b04dbdaf…0f5a1enow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 255 records. Each step hashes the current value together with the sibling shown.

  1. leaf  887e81e801ff2a4d3d9bb2eb07db98f461c9625490477f90ff600ab49d71f1cc
  2. 01 L 870cb3de07130ef0e94cad18084ec30472a283831330165e35bf12fa5d701be8
  3. 02 R 16a5b19fc75f8565968437f783a44401d1d784c15f3ce8fcd9e8cbb33c544b0c
  4. 03 R 8f0fcf5790fa06f96fd97b844f96f861890fe38c1c12f9467d6d5c5f0e6b234d
  5. 04 L 6b7fc5796839d3879c4294c4ae5f39a0f7b5bf8b71ce28bfbccb312a56688dcd
  6. 05 R 98c5097eddb325cdedf212aaabb92f28fe177a9c0987b9966448b45bb7c3a0ac
  7. 06 R f358f3207f09c7146c3539880cc76dd084d554c21ccb0f02d93f4f4fd8d827dd
  8. 07 R 0f38b160a3c811b31e4e1760ce2c40f2d1ee8743d6fe49cab963ac22d752c9ff
  9. 08 L 2fcbc419dbf92082a79ee14676ffd1f109e4a7f07a9e902132d413e2164c3ba5
  10. root  b1ea8d0ba670aad616df7aab1b9d9a29f8ed8d30ceec046bb0c84af5444300e8