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 - MM 2ND ED Award a ₱4.7M contract to MARCBILT CONSTRUCTION INC.National agencies

Transaction hash:

0b8d4fbcd9ce93b61a24d5ee1d01fc19091389411c6c0bf938d4158e1e460408

Status:

Included and unchanged

Block:

#1,447 4,566 blocks after it

Position in block:

Transaction 2 of 49

Award day:

May 8, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 2ND ED

To:

MARCBILT CONSTRUCTION INC.

Value:

₱4,702,590.00

Project:

Repair/Rehabilitation and Improvement of Ninoy Aquino Avenue (South Bound) with Exception, Sta. 0+331.70 to Sta. 0+631.50 Parañaque City, Metro Manila

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 2ND ED

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 #1,447 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 - MM 2ND ED awarded it to MARCBILT CONSTRUCTION INC. on 2012-05-08.
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 0b8d4fbcd9…460408now …
2. Block Merkle root changed
stored 86a62e94f1…a68d7anow …
3. Block #1447 hash changed
stored facb621508…24f284now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 48 records. Each step hashes the current value together with the sibling shown.

leaf 0b8d4fbcd9ce93b61a24d5ee1d01fc19091389411c6c0bf938d4158e1e460408
01 R 196c55e9d1393a818c87993a4201514c91dbdaa20f60806046a7ca873257d3f7
02 L a9e58f4bb6c212a5163d1c22a237903c20556696f4a842900f4760d588f8751c
03 R 8d0342aca92365606bf87cdc70190af8eda7b10719b3d6ce710ce03de8ae88d6
04 R 82eaadea372d9236c10020506b84d82b6d54cda64c19987826baa2a164c119dd
05 R 205c961c9fc96feb14420c1a560e0a282e518193dd8df4126792d6d1eedd9e81
06 R ee9b5f0542301c9b9dd175d0df61f19c7848c452651cbec668cd364de2f79cdb
root 86a62e94f1b854c2679af578649d6065e31ef555c99037142a4af6ac02a68d7a