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 - SDN 1ST DEO Award a ₱3.2M contract to MIGO CONSTRUCTIONNational agencies

Transaction hash:

a70b41ffa34a3d2a0c09ddeda66a58760c030f912b9d66e04f6ff23d6133bccd

Status:

Included and unchanged

Block:

#2,790 3,223 blocks after it

Position in block:

Transaction 80 of 117

Award day:

Jul 12, 2016 (10 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SDN 1ST DEO

To:

MIGO CONSTRUCTION

Value:

₱3,215,605.60

Project:

16NF0080

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SDN 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 #2,790 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 "Regular Infra - GAA 2016 MFO-3", 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 - SDN 1ST DEO awarded it to MIGO CONSTRUCTION on 2016-07-12.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16NF0080: 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 2016-10-30). 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 a70b41ffa3…33bccdnow …
2. Block Merkle root changed
stored ca64ffab2b…25d3c3now …
3. Block #2790 hash changed
stored c50e6d1642…a7bc3enow …

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 a70b41ffa34a3d2a0c09ddeda66a58760c030f912b9d66e04f6ff23d6133bccd
01 R ad0e773077652cabeb2feef34e338198abb86cf84e1c47d8e705c2f16f6270ea
02 R ed62225e6cbf34b6c1653cc086ffb5b43e408e37a6563697da7ccb743fa06864
03 R 72d608c313f19f69fe586b5ddfbf2a618955b1157401e2fe0538ceff04be1b18
04 R 81305578474a145f062c4cf2f3585f13fedbb74fce4fb0c191af652f098d672b
05 L 8115ab13837de529dfc47683771a1372008c5e379390e13ffa8e0d8a14edca51
06 R 005fdc0a0fac826b560fa5d8e4673d72ac1fa2f993694a74c38f5017e513ccb8
07 L 009e4ecd6ebec5b1a1fc18917a4e5f27b45a4ecddeb8bce3787d9bd31ef51527
root ca64ffab2bf6335e18f5ea204445f2f501d6b0c4136b6ea78b851279d625d3c3