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 - BULACAN 2ND DEO Award a ₱1.9M contract to SANTIAGO-GALVAN CONSTRUCTIONNational agencies

Transaction hash:

bfbad9fcb337d2f885e892c30a46be3d1c67000b1d8052d7c9ec438fbac7e2e2

Status:

Included and unchanged

Block:

#3,371 2,642 blocks after it

Position in block:

Transaction 15 of 21

Award day:

Mar 24, 2018 (8 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

SANTIAGO-GALVAN CONSTRUCTION

Value:

₱1,915,818.87

Project:

18CD0175 Rehabilitation of Road, Barangay, Paliwas

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND 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 #3,371 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 2018 LP", i.e. the FY2018 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 - BULACAN 2ND DEO awarded it to SANTIAGO-GALVAN CONSTRUCTION on 2018-03-24.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18CD0175: 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 2018-05-08). 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 bfbad9fcb3…c7e2e2now …
2. Block Merkle root changed
stored fb71429dd9…8e2f30now …
3. Block #3371 hash changed
stored 8383faa6ac…27dec0now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 20 records. Each step hashes the current value together with the sibling shown.

leaf bfbad9fcb337d2f885e892c30a46be3d1c67000b1d8052d7c9ec438fbac7e2e2
01 L bb45e6058c4ad06cf4b71cd3dd9f7374941d88a9245d4c7bc11afd17bf6695ba
02 L d41ba7681e70dd20b3ea34bd226ea2a5f5e1240905d6b808665a840d80f31d1c
03 L 43fe593a7fb92245effdde713aaaa713f1e2a3902155f86b3f19805666bd2969
04 L d4c33aa1d1acf76e60c98e76890f91e91bc02c158e040b62353bcc8696c128e9
05 R 3923e43b3bf0df31414b1646ce2c4cca1e927aba5872b36102b584edf52e4a0e
root fb71429dd91ef82e6f049f1a367454764d9f0b055fd737391c652236d08e2f30