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 ₱573.7K contract to DG. SARMENTA CONSTRUCTIONNational agencies

Transaction hash:

f28781f8eefb22b42e0cb96ef88b19ac8ba2cf6264b3c5d1fe5d53d5c95774d7

Status:

Included and unchanged

Block:

#881 5,132 blocks after it

Position in block:

Transaction 17 of 18

Award day:

Jun 9, 2010 (16 yrs 5 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

DG. SARMENTA CONSTRUCTION

Value:

₱573,664.54

Project:

Const./Repair/Rehab. of Multi-Purpose Bldg. at Gabaldon, N.E.

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 #881 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 2010-06-09.
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 f28781f8ee…5774d7now …
2. Block Merkle root changed
stored 27c6aa0ece…cf5025now …
3. Block #881 hash changed
stored bfa1f7a6b4…ae487cnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 17 records. Each step hashes the current value together with the sibling shown.

leaf f28781f8eefb22b42e0cb96ef88b19ac8ba2cf6264b3c5d1fe5d53d5c95774d7
01 L edd3d27ea4316fe23029bf890854c0ec8cd70ec69e23032a1efb73cad2933725
02 R b3e4c2ad7f524187cd02a1f504411812d124edad094fe5034a4dca78b9f78f1f
03 R 9e4a53db5f21122cc5544aa8d17aa14552eeabf891d20cc094dd298d63cc34bd
04 R 7ab4c36ba673b04c68dd576a99efa63fac784988c074d981713fad694be6351f
05 L 5fc73c8aa85ebd18ae7a67a9eb9dbdab1436888a46f6ec255cf236b838be0695
root 27c6aa0ecef775db9b33806d7babc9a3915ee93714c42ace8fff9d6eebcf5025