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 1ST DEO Award a ₱21.8M contract to FFJJ CONSTRUCTIONNational agencies

Transaction hash:

2ef9faab02a82f5186a5e73aad361c9cba56566f82e432bf60c2478ae85ccee3

Status:

Included and unchanged

Block:

#3,139 2,874 blocks after it

Position in block:

Transaction 29 of 117

Award day:

Jul 21, 2017 (9 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO

To:

FFJJ CONSTRUCTION

Value:

₱21,849,347.15

Project:

16GF0110

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST 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 #3,139 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 - ILOILO 1ST DEO awarded it to FFJJ CONSTRUCTION on 2017-07-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16GF0110: 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 2018-12-03). 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 2ef9faab02…5ccee3now …
2. Block Merkle root changed
stored ddb7455405…d95098now …
3. Block #3139 hash changed
stored 7502397512…2b5d39now …

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

leaf 2ef9faab02a82f5186a5e73aad361c9cba56566f82e432bf60c2478ae85ccee3
01 L 2cac7b8955ae12f202eef2d5c31d1146092be7ce764b981a4a7a77eeae3ede03
02 R 704f194b2b487c78f0ad5bf399285797fe49ed71e5256afb58e028c64373295b
03 L 9dc711b2da27bab51b9536863f85f78048ea11fa36046df59d3b4b935c971430
04 L 296fcf61763234df4c61dcab224f3f01116a80dc880a2860b30e977e678d106d
05 L 6a1bc0037fe293fa53380653744d6c36d0a3911c1af5e0f35c145fca5497f318
06 R 2715fbb6cb70702ade9910a86e925031aedd37079ab3625efb39f005e85b993c
07 R 5da7036d4cc8fb51a48686470dcc34fbb3a76adfa916f43ef3aef808a7fb353e
root ddb7455405f9c98534cf2b1c5e6cb6a688ba43048ec8c9fce57626057fd95098