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

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE Award a ₱1.2M contract to DG. SARMENTA CONSTRUCTIONNational agencies

Transaction hash:

ad68c3115cdaedc1d8024ef81b96d625b08648ffff454239c64fb0d9d7280148

Status:

Included and unchanged

Block:

#636 5,377 blocks after it

Position in block:

Transaction 36 of 50

Award day:

Jul 7, 2009 (17 yrs 4 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

DG. SARMENTA CONSTRUCTION

Value:

₱1,239,894.86

Project:

Construction of two (2) CL School Buildings at Cabu E/S, Cabanatuan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

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 #636 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
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. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE awarded it to DG. SARMENTA CONSTRUCTION on 2009-07-07.
Found
Open
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. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
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.

Contract amount (₱)

1. Record fingerprint changed
stored ad68c3115c…280148now …
2. Block Merkle root changed
stored 061e289c5f…8ea808now …
3. Block #636 hash changed
stored cdb54a41af…48a048now …

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 49 records. Each step hashes the current value together with the sibling shown.

leaf ad68c3115cdaedc1d8024ef81b96d625b08648ffff454239c64fb0d9d7280148
01 R b6b8f56e70ce712e0b3f9feb2e10d5054522efad168a71db3e392591e400ddb0
02 R 5116e386d7d508c6b1bd8f1405e23404484457df5f24223282c87e3ad0101d14
03 L 1430acd426cd1d136685aa726a4fb7b3f27d41aaaffe8ba805be2d000393974c
04 R 9e4ba6f0aca7ac22c40a681f0ca5764887d20168e34f92a7c1c5ce6d64f007d2
05 R 300593031ca682c8dee2e1dab26779d8fdd596d14ac377b67f51707426521133
06 L 35d2c9512bf2b710bd7d575b60d3e5408848fa28f1ce0e6a93a1cdc577774de9
root 061e289c5fdde77a388079cc3b536e476f06a0f2cc95b1153dc873e7298ea808