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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

BARANGAY MAMPANG, ZAMBOANGA CITY Award a ₱50.0K contract to OGF CONSTRUCTION AND SUPPLIESBarangays

Transaction hash:
7287c66b40718afb6cfc79c0e5a576fe13a047fd35fb745b7d97db891f54ce41
Status:
Included and unchanged
Block:
#1,874 4,139 blocks after it
Position in block:
Transaction 44 of 96
Award day:
Sep 27, 2013 (13 yrs 1 mo ago)
Value:
₱50,000.00
Project:
Repair and Maintenance of Road Highway and Bridges

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 #1,874 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)
    BARANGAY MAMPANG, ZAMBOANGA CITY awarded it to OGF CONSTRUCTION AND SUPPLIES on 2013-09-27.
    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)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   7287c66b40…54ce41now      …
  2. 2. Block Merkle root changed
    stored   ee0ab6e1bd…9de734now      …
  3. 3. Block #1874 hash changed
    stored   651315c782…709c73now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 95 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7287c66b40718afb6cfc79c0e5a576fe13a047fd35fb745b7d97db891f54ce41
  2. 01 R 7373c2276750c8e7b0242f1ba115f2650bd964676bdf51c468bec7399de65611
  3. 02 R 614d74660822bc7bd3e8c1f23bf1b124f4814fe2d4809543218b5d378a541c65
  4. 03 L 7107b7c2d9f8a6fe19ef957a807e94e95696c6c999e6e1307961084b84b8449f
  5. 04 L 355c12b4a4f27dfbdf77e2dda292af1bc1d8d46e316611ee98e9de0f6b11d34c
  6. 05 R 68d444e1f24d3d11b5952d6c294d474a1d7de14f82d10e2af6f683b9817fbfee
  7. 06 L 95c3cf9a797cdf04e01bff03f1b20543543158122c2003223c3be9b4dc9be372
  8. 07 R 5984d8e08f0f2cf3056ecfee0e156f2072bb1ed86d932c040335d10378403c30
  9. root  ee0ab6e1bd53b20ec7593c9f686d354bcf95edf5af319149531600c0029de734