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 - AKLAN DEO Award a ₱3.5M contract to SOLID MERCHANDISINGNational agencies

Transaction hash:

b4dd2ed8ec4fcfaccdc5e966119c2c7cf254455240c324cf4e25b22d47644e26

Status:

Included and unchanged

Block:

#3,257 2,756 blocks after it

Position in block:

Transaction 321 of 449

Award day:

Nov 27, 2017 (8 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN DEO

To:

SOLID MERCHANDISING

Value:

₱3,512,973.32

Project:

Complete Construction of One (1) Storey Three Cl

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN 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 #3,257 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 2017 DepEd BEFF", i.e. the FY2017 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 - AKLAN DEO awarded it to SOLID MERCHANDISING on 2017-11-27.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17GA0125: 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 2019-03-04). 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 b4dd2ed8ec…644e26now …
2. Block Merkle root changed
stored 63db5df313…e04636now …
3. Block #3257 hash changed
stored f5a3f36d76…61156dnow …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 448 records. Each step hashes the current value together with the sibling shown.

leaf b4dd2ed8ec4fcfaccdc5e966119c2c7cf254455240c324cf4e25b22d47644e26
01 L b350b9bea37e4ca0b8f492d984bbae5396aaa786f476dcc83247a711a0ca938e
02 R 35710541489df70ab9ae66f57bff2c29d824238fd249be665338a4925e5e1271
03 R 05f705bbc168680d8fcbac5a6e5ba60138c9535f3b16771da7b4d67ef0bb724f
04 R de3f33fe188046a7c13c8cfd3edce50d1ca0319232fa997d8aad931e2a61a4ab
05 R a6122ce8fca9ca976e9d33e5f12a2580900b4d7a5ff973a2ba43e8d740c42927
06 R fc78ab87044baf0ceccd0590017f486f6effdb8388fead05590a27fc0ddc6275
07 L 07e7774242ac9882d0b986db771fe7371a08079fb868df40b9381e52c2b22ee2
08 R 5f6194acfb3c7bafbe193d807f79ef7cf46524704b81791b8ce4bb16a4e8385e
09 L a7ba5bd32f3b73be2be95512b95556b78957f78fee052031268a1801757002b7
root 63db5df313eb89127fa51dfc694b3c0fcb709736f11ceaf0dde5a3fbcee04636