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 - NORTH METRO MANILA Award a ₱8.5M contract to EL-JAKE BUILDERSNational agencies

Transaction hash:

84cd2ed3a9fde72b68f7743355e549559fc94cad18452be53a09bdbf1fda9bd9

Status:

Included and unchanged

Block:

#3,129 2,884 blocks after it

Position in block:

Transaction 58 of 107

Award day:

Jul 11, 2017 (9 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH METRO MANILA

To:

EL-JAKE BUILDERS

Value:

₱8,492,557.14

Project:

Local Infrastructure Program

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH METRO MANILA

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 #3,129 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 "Regular Infra - GAA 2017 LFP", i.e. the FY2017 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 - NORTH METRO MANILA awarded it to EL-JAKE BUILDERS on 2017-07-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17OE0058: 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 2018-04-02). 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 84cd2ed3a9…da9bd9now …
2. Block Merkle root changed
stored 5acf1f8237…e42c7cnow …
3. Block #3129 hash changed
stored c633ef4601…f48b0enow …

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

leaf 84cd2ed3a9fde72b68f7743355e549559fc94cad18452be53a09bdbf1fda9bd9
01 R 85c21e79cface67f0b8db1f7d37e52473085debfebe99f8f0f70bc1543a3d978
02 L c3d2105ab857cfbdb7ba2d15032440dcf4947d08ae27966c7425cd56d6c17bb1
03 R d1986c19c0882e2913a333e67834f0ce2159c2bebabd097e1839aa40c133bd71
04 L 841c61bc08e39cd1089568af9d5ab326c5ec60c29348bf7fc0c6ace939e2af45
05 L e73a80bcd464bca507d294f73d54d383b3ed81c2f96f4f5bdeec0beaf9653a37
06 L 0e746f2eb69a2172e0962601446f14b3596df03e820840170117b4101eb3717b
07 R 5706b7040e2cc51162013a1e1a8ddbbcef1d6eb876df54dfb339045b9a461ccf
root 5acf1f8237c5b004bd014a1e4cecfa9704221b8ed49e107620cdb3bd84e42c7c