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 - DAVAO DEL SUR 2ND Award a ₱45.8M contract to FFJJ CONSTRUCTIONNational agencies

Transaction hash:

c71ea20c3dfb219dd384a0e36a0d6cd2a155410374b832416083e090e590561a

Status:

Included and unchanged

Block:

#1,364 4,649 blocks after it

Position in block:

Transaction 58 of 81

Award day:

Jan 30, 2012 (14 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 2ND

To:

FFJJ CONSTRUCTION

Value:

₱45,848,980.39

Project:

Road Upgrading (gravel to paved), Davao Sur-Sarangani Coastal Road, Malalag-Malita-JAS, Biton Sect., Don Marcelino, Sect. A-km. 1668+112.59-1669+180; Sect. B. km. 1670+060-1670+619.50

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 2ND

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 #1,364 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL SUR 2ND awarded it to FFJJ CONSTRUCTION on 2012-01-30.
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 c71ea20c3d…90561anow …
2. Block Merkle root changed
stored 94b296f2e6…917a6anow …
3. Block #1364 hash changed
stored 786c3adb16…aefec3now …

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

leaf c71ea20c3dfb219dd384a0e36a0d6cd2a155410374b832416083e090e590561a
01 R cb158463eef53ac154ff449d6e6ea8d83b29081dba466a96018e9c1e2dc9e43c
02 L 07e5598ac6cea8f879e6b2eea20b22c92595238f2c10cb3dcfdc4432b95d354b
03 R d49113746d8fe0f303394a76d008601b101eb0adb794673a0e3dfb036044ce2a
04 L 422eb53fc18a6385fd18021ff92fafb4ada94797658e21d5b92803b77dbd38f4
05 L 7347f614c5799724d5b7d7b8a242d84772db16cc974487880c811e550883540e
06 L b0b814cfca048a4c953ebbf420387c2aaebc8c209b8df59b0043c90000b84d57
07 R 5d6aa2f65cfcdcf7815559747b48ddca2901d3406124be8e9bc4531009e20051
root 94b296f2e6e567f95ae528279382bdd695c20fcc4b7ed15419cad2d4c8917a6a