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 - REGION XI Award a ₱38.1M contract to MONOLITHIC CONSTRUCTION AND CONCRETE PRODUCTS, INC.National agencies

Transaction hash:

bbb3afa2b4374363b79c80b7a1c19ad1c7b96473646708604602456508200df4

Status:

Included and unchanged

Block:

#1,483 4,530 blocks after it

Position in block:

Transaction 57 of 77

Award day:

Jun 18, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XI

To:

MONOLITHIC CONSTRUCTION AND CONCRETE PRODUCTS, INC.

Value:

₱38,085,947.31

Project:

12LO0021 Repair/Rehabilitation of a) Careel Bridge along Davao-Cotabato Road, Davao del Sur b) Tamugan Bridge along Davao-Bukidnon Road, Davao City c) Agdao Flyover, Leon Garcia Street, Davao City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XI

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 #1,483 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 - REGION XI awarded it to MONOLITHIC CONSTRUCTION AND CONCRETE PRODUCTS, INC. on 2012-06-18.
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 bbb3afa2b4…200df4now …
2. Block Merkle root changed
stored 6530846519…6e861enow …
3. Block #1483 hash changed
stored 80570e125a…659b3dnow …

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

leaf bbb3afa2b4374363b79c80b7a1c19ad1c7b96473646708604602456508200df4
01 L bb357b58414ce61ab526d76a36c4d98e875cb4429d5fabd1828c296b7cab2bea
02 R 863f69ba7d25a7202347f3c7b111d85b6b3c1e4e67ac78d5c451070f946786e2
03 R b111f56ce8a2611be55ed751f6d68aa9c880d8aec75278dfb2f42299929083cf
04 L a7bedf6e8b0fd450a059ebcad4bdc832cc8a81670562f80c571213a9308e0236
05 L 81dfaa1ac1e8ede9e062bb830647b9e6a82132cf40a743808ded91c93e5eb5a8
06 L 1281700bdea7b504abce923c695998206ada7bd11a07abc1d02b4f42b9bc4d2b
07 R 9c24c3299cf05b5b9af66d99c97977dfbd6e6011b729e50e3c07784b7351eac6
root 653084651933af5cd91494c61870ebc1552d4a4b05fc2ec8c1116ce95c6e861e