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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO Award a ₱993.7K contract to E.S. PUA CONSTRUCTIONNational agencies

Transaction hash:

d0e1cb8a86fd16c08875b7f4edadfd88d7669e0246be047d95b1e79dad5c3f05

Status:

Included and unchanged

Block:

#2,743 3,270 blocks after it

Position in block:

Transaction 123 of 154

Award day:

May 20, 2016 (10 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

To:

E.S. PUA CONSTRUCTION

Value:

₱993,730.92

Project:

Construction of One(1) Storey One(1) Classroom Sch

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

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 #2,743 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)
DPWH lists the funding source as "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 GAA. The exact UACS line is not given.
Partly
Open
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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO awarded it to E.S. PUA CONSTRUCTION on 2016-05-20.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16BG0017: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2016-09-01). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 d0e1cb8a86…5c3f05now …
2. Block Merkle root changed
stored 84275aa6be…2919c9now …
3. Block #2743 hash changed
stored a7df50c622…cd50bbnow …

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

leaf d0e1cb8a86fd16c08875b7f4edadfd88d7669e0246be047d95b1e79dad5c3f05
01 L cd4ecece33917c160ad3ca1dd25e0b4f090562c315139e8a0c9cb42ee1521fb9
02 L bc5c0011cfd34d5b89646d5f19aeaf50cbdead88f5ecea0b642442f83664ad54
03 R 84173f3092a9f1710dd28c7420907617b7bcf7f77874debd4cd2fb91e06817aa
04 L 5f7dd1f3c64cff835b58d8f7210a9f157fc9aee194263a71a22acd047bd8b04d
05 L 905405ff8e073ac36b01d87c4887f84c004e11b53a397530f9694d5510ea10c9
06 L badd6c65c4a73c21618c7c5d1efd8f3d15329921406d6a4f750bf74277ba5189
07 L cb0c52a8bb05b90cfae4b84d43417656b42a5f2be3202bc8941a47284684d8cd
08 R e76646c426995ab0bddab74b82962ec814653b0847b156080bed97904513ac3e
root 84275aa6beb3f53dc21e617c6759f567085a924874e6a477b7e89332e72919c9