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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 ₱566.4K contract to JAMARI CONSTRUCTIONCities

Transaction hash:
dc06616c13e2cd516c3cd30331b84b4e9a6222a7f9edae7911fabf5f07eadaa4
Status:
Included and unchanged
Block:
#293 5,720 blocks after it
Position in block:
Transaction 1 of 2
Award day:
Mar 11, 2008 (18 yrs 8 mo ago)
From:
CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR
To:
JAMARI CONSTRUCTION
Value:
₱566,398.97
Project:
Construction / Rehabilitation of Perimeter Fence with Gate at Cabaluay National High School, Cabaluay
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
CITY OF ZAMBOANGA, ZAMBOANGA DEL SUR
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 #293 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 JAMARI CONSTRUCTION on 2008-03-11.
    Found
    Open
  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
    Open

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   dc06616c13…eadaa4now      …
  2. 2. Block Merkle root changed
    stored   a0de5b4de8…3bc143now      …
  3. 3. Block #293 hash changed
    stored   f87a038a2d…915256now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (1 steps)

How this one record is tied to the block's Merkle root, without needing the other 1 records. Each step hashes the current value together with the sibling shown.

  1. leaf  dc06616c13e2cd516c3cd30331b84b4e9a6222a7f9edae7911fabf5f07eadaa4
  2. 01 L 8198b185feb5f5129c2b4803103d04d7ffb41833f5696889501c29d342e301a6
  3. root  a0de5b4de81274383a947ec5b91991db5ab13dd241bef3e6e0049828da3bc143