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 - NORTHERN SAMAR 2ND Award a ₱6.5M contract to CDU CONSTRUCTIONNational agencies

Transaction hash:

d2d2c8a06a0c45c9fffa08039c37ba49cc622a31a512e71a2a0f205f3a10600f

Status:

Included and unchanged

Block:

#3,888 2,125 blocks after it

Position in block:

Transaction 175 of 216

Award day:

Sep 26, 2019 (7 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 2ND

To:

CDU CONSTRUCTION

Value:

₱6,502,950.74

Project:

19II0096 Dapdap ES, Las Navas

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 2ND

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 #3,888 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 2019 DepEd BEFF", i.e. the FY2019 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 - NORTHERN SAMAR 2ND awarded it to CDU CONSTRUCTION on 2019-09-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19II0096: 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 2020-03-01). 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 d2d2c8a06a…10600fnow …
2. Block Merkle root changed
stored 5b77287d77…224d66now …
3. Block #3888 hash changed
stored 4e5a5ccd72…a15925now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 215 records. Each step hashes the current value together with the sibling shown.

leaf d2d2c8a06a0c45c9fffa08039c37ba49cc622a31a512e71a2a0f205f3a10600f
01 L d2619a645166a064da79ce350cf04e1a6eb8e21611b97b2e35590c0be4d4255b
02 L 883bce4e01c9cba9b8693756578e0b34fcbd622544fb6f13f28f4910960242e2
03 L c39e6c537edce32b2f22a91dfee3f7e2f6e2bcfc25fade05d3b7697851a88851
04 L 4cd65dfc2656aee6c38e965e5d1534cba4c061c62ce0b29eb69f049fda44f9cf
05 R 378af0cd97b1d69546402a00942ba45accbc2a875432873ea9d8428100fee10f
06 L f925f9068d87c29ba8c519dd2a34f6a2a00c6cdfad54dffca4aea825e1291ff3
07 R f4e0b16911556d604434cf56d6e26d2fc0b73d72507f375f204b8d6a4a91e736
08 L 0c5a81d7e59fcc03e3e08cf058109184cdc3213b774c48724501249c225fd0a0
root 5b77287d7772d32bf3ae2f2c45e99b7d62c5b28147842ba428f0817d8c224d66