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 - NCR Award a ₱272.7M contract to NATIONSTAR DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

ddcf474f608dd110b4b41c08ee5dd0e0dbf8591716fa1efb60117a896b777636

Status:

Included and unchanged

Block:

#5,544 469 blocks after it

Position in block:

Transaction 482 of 557

Award day:

Jun 26, 2024 (2 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR

To:

NATIONSTAR DEVELOPMENT CORPORATION

Value:

₱272,693,861.62

Project:

23O00095

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR

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 #5,544 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 - Trust Funds 2024". The exact UACS line is not given.
Partly
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 - NCR awarded it to NATIONSTAR DEVELOPMENT CORPORATION on 2024-06-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 23O00095: On-Going, 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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 1 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 ddcf474f60…777636now …
2. Block Merkle root changed
stored a659ca7a38…c60c37now …
3. Block #5544 hash changed
stored ef3125baaa…43a73bnow …

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

leaf ddcf474f608dd110b4b41c08ee5dd0e0dbf8591716fa1efb60117a896b777636
01 R ddf6f3e4f802929881bb310329b6902d4e23c36517316f12bfb80f837b733e48
02 L 14063fc3d4b8393fed6e4f6527d15600033033d2f46fa8d0e9b859a8a7e68861
03 R b40781f6c8575e86c6f41accbe21987b85697c2902e48f55cef4eeb69d84d562
04 R fd93adec08e3d9024a6b079eba18077a42bd2d4d344e4907c1ad431d85a56387
05 R a92b2fd661ac25b45ea9097af2c1f242e7425fc6faf550255dded0883e706588
06 L f5228f2245221cddf41c4328d16af4a6f44a9ccf5327ad8bc4091081ae00ae66
07 L 44b786f94a9c1d6f51ed023e9622b0edb3eaf0feecb6d07d33bc73568b9c7e5e
08 L 2102a5e703758da6508eae0996eca4940a66dcba73d064b26ebae40310fff3b9
09 L 2b975ab81afae98ae2a3543b53570f3e2d2affe3a62696f0f19e67b1b4c28f30
10 R 22bc9e87209abd8404d42767d1e659eb92d7aa71cbcd9013be6ae47684cd4bdb
root a659ca7a38349207d9002f9ee5d1699f6cef695ba28438ee8a71ddaf35c60c37