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

DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱1.9M contract to JUBER CONSTRUCTIONNational agencies

Transaction hash:

b626cda7356fa1d189d48ff341287b01768e04489b713a8da7dcaafeae9b7cfc

Status:

Included and unchanged

Block:

#3,372 2,641 blocks after it

Position in block:

Transaction 391 of 525

Award day:

Mar 26, 2018 (8 yrs 7 mo ago)

From:

DPWH BATANGAS I DISTRICT ENGINEERING OFFICE

To:

JUBER CONSTRUCTION

Value:

₱1,920,593.70

Project:

Civil Works

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH BATANGAS I DISTRICT ENGINEERING OFFICE

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 #3,372 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)
DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to JUBER CONSTRUCTION on 2018-03-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18DB0161: 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 2018-07-09). 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 b626cda735…9b7cfcnow …
2. Block Merkle root changed
stored 15f9168453…d6ebf9now …
3. Block #3372 hash changed
stored 5ae613da7c…4162d3now …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 524 records. Each step hashes the current value together with the sibling shown.

leaf b626cda7356fa1d189d48ff341287b01768e04489b713a8da7dcaafeae9b7cfc
01 L b548b36a6a1384c6ab291581310036e0bdb9d419e236fde7f22e578ba906352b
02 L 07b3c15ef6b339b6c2e0cae5f0e9e4b91d83d4fc7fa22b8e1d177e4fbdde34da
03 L 57fb5b1df0b90b4a5262e5c63704d88dc3b728f11957c57c883fd4dfac3d8cd2
04 R 69d6206b2f71f0c6054beb21d5f5181e13615f27413503abb2686d32e5fa7aaa
05 R 0c16a318ca9fc899fdd037d16b8f1449ee940889092eacc309bef25377ba1a5f
06 R 725f0f4ecd6bf86ef5c05c7fffd7405acbbe258db21fad986e95b33ff621a117
07 R 716abaef7b8805ef1ab9e873d506381f42f8a3cfa9a4771a41760c3bdad605f3
08 L bdf5686a01730a640851690f8dbc57a61318d9ff7e81a645a393fd00ffeb380d
09 L 7acb9c7b9f3f96f120fbf77a66e75d83d41ac15ba601f1fd63053e46ada331e4
10 R aa2850483daee5205aa5f747f01559d7224cefb5254f2ff2a431c55147166840
root 15f91684536ce0a5bba6d59a561264e75ae7e43bd7e1137933d2090ed2d6ebf9