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 - ZAMBALES 1ST DEO Award a ₱7.8M contract to E.R. DELA CRUZ CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

add56eca9cd2b35b9d95086fed3335ed3ed915d77ca1cb5a68be6871d0f4d180

Status:

Included and unchanged

Block:

#2,780 3,233 blocks after it

Position in block:

Transaction 87 of 128

Award day:

Jul 1, 2016 (10 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 1ST DEO

To:

E.R. DELA CRUZ CONSTRUCTION & SUPPLY

Value:

₱7,750,012.76

Project:

16CL0028 - Construction of Two Storey 6CL School

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 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 #2,780 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 - ZAMBALES 1ST DEO awarded it to E.R. DELA CRUZ CONSTRUCTION & SUPPLY on 2016-07-01.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16CL0028: 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 2016-12-01). 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 add56eca9c…f4d180now …
2. Block Merkle root changed
stored 44c6d1ce1b…6e35a7now …
3. Block #2780 hash changed
stored 21ef240bcc…b3ff8enow …

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

leaf add56eca9cd2b35b9d95086fed3335ed3ed915d77ca1cb5a68be6871d0f4d180
01 L acc78d5d38e58ef039dd9498538523a03c997c457089cdadf5e46bde2fe5ee33
02 L 668d50684bf797b0fdead9231596b236dd50d2296cba76b4eac00aa506eb413c
03 L 47726a6685e23f861358e07b8834fa7f714c1ebe1ffb20e1d13e121fb1fabb03
04 R 2efa97e2347269823f05d84791cf80949ba194314ed0f09d16edc4831f233b83
05 L 624eaeb90ea071632f132147597f3ecd74b36ea802b19c61ab832398ce50ed6d
06 R dd2bef5eed963813aaabc2588b28b525a2013cad856a92917f5238fca8abf6eb
07 L 084e89872d5be75838748f0db3e6342cf0ee584990323124d5c0753ef03b3eb5
root 44c6d1ce1b12d7e75d78d6edfb5a8af8c00eca8fd4629c494ea282712f6e35a7