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 - SOUTH COTABATO DEO Award a ₱2.4M contract to MIGO CONSTRUCTIONNational agencies

Transaction hash:

d80cda4dabb7b28a67f67463d0a19d8542815497fb365175823a2628dd4c456d

Status:

Included and unchanged

Block:

#2,819 3,194 blocks after it

Position in block:

Transaction 92 of 111

Award day:

Aug 11, 2016 (10 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH COTABATO DEO

To:

MIGO CONSTRUCTION

Value:

₱2,402,517.01

Project:

16MG0039

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH COTABATO 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 #2,819 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 - SOUTH COTABATO DEO awarded it to MIGO CONSTRUCTION on 2016-08-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16MG0039: 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 2016-12-13). 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 d80cda4dab…4c456dnow …
2. Block Merkle root changed
stored c0e9ac7b52…2bdc27now …
3. Block #2819 hash changed
stored 010e665824…789ab2now …

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

leaf d80cda4dabb7b28a67f67463d0a19d8542815497fb365175823a2628dd4c456d
01 R d86ebe08bf10beb8640b5339ac77925316b6b6d64b93498b105e9afda9761356
02 R 5a1700512ba52c46b665bc8c8d250128a72ad3629684a926ddfdfe7d78b9f0d9
03 L 42cc157c53ff8311d32f7ab7b8a7db3036b70de6959beae0539e2f5d5f658634
04 L 93603d90bce2d49a5405c34d0201a81d454e3b0b03a7db24f646266140c8e6a5
05 L 26977e2b5081b208d3e9eacac2a453d65588ee98a94b20c9afd09fb9e3fa1ca9
06 R 44de132faee2c9b911c318b0445ee0dbdb90bea0d7d752763cb4b64cef2a42f3
07 L 486f784eef6217e480a9bd92752644c220652b97eb8cd88c6e0eb100ccc43260
root c0e9ac7b52854f8a982d69c1e0f261e2fefad645703c9dbea74a9488112bdc27