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 - ILOILO 2ND DEO Award a ₱2.2M contract to EZ GOLD CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

8dd98544917a4e1acf8cc09d2f82cac53c739230d026e629f3f44a31b6ac35e9

Status:

Included and unchanged

Block:

#3,234 2,779 blocks after it

Position in block:

Transaction 47 of 88

Award day:

Oct 31, 2017 (9 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 2ND DEO

To:

EZ GOLD CONSTRUCTION AND SUPPLY

Value:

₱2,153,456.79

Project:

17GG0174

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 2ND 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 #3,234 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 2017 DepEd BEFF", 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 - ILOILO 2ND DEO awarded it to EZ GOLD CONSTRUCTION AND SUPPLY on 2017-10-31.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17GG0174: 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 2018-04-20). 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 8dd9854491…ac35e9now …
2. Block Merkle root changed
stored 52882a4f35…bbd2d5now …
3. Block #3234 hash changed
stored d8f6a64fdc…0a610enow …

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

leaf 8dd98544917a4e1acf8cc09d2f82cac53c739230d026e629f3f44a31b6ac35e9
01 L 88b63c9774e44cf4cad689412942ac88cbdb601c6089756358e68684938ac55e
02 L 57c22754bb527e57cfdf47878855b9b71f980f35f3cad76df423b13f7f58e1e6
03 L 1951335c209e4687b5dc121dfd61dc8aefe998b687e9c9de29d7b3ef591cf4a3
04 L 344f2f92e416b5dd5905973d9e489344cfafbad307e08f7e5fcce6687d1c90ff
05 R 91838820ad76d0fae06c814981b5ab59af2860837e129da04c2d9505d2fe0f57
06 L ced260ec9ce0421363b8f7231297ebe181e79cbb7c10259ab1e1437798c48301
07 R 8aa2a676f7d5a206a7f9431403c9260d147cb0073d4ea829734862fcdc17b723
root 52882a4f3515a17478c7bb9fa1559b598c20304041669fdf7121fd9325bbd2d5