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 - MALABON-NAVOTAS SD Award a ₱3.8M contract to TWO DIMENSION CONSTRUCTIONNational agencies

Transaction hash:

a5aa5f5bae2db2cc11f8a593cc090dffb6758dd57c4a7fafc2a574ed7a3a410c

Status:

Included and unchanged

Block:

#4,212 1,801 blocks after it

Position in block:

Transaction 49 of 87

Award day:

Sep 3, 2020 (6 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MALABON-NAVOTAS SD

To:

TWO DIMENSION CONSTRUCTION

Value:

₱3,834,488.34

Project:

20OA0077

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MALABON-NAVOTAS SD

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 #4,212 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 2020 CSSP", i.e. the FY2020 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 - MALABON-NAVOTAS SD awarded it to TWO DIMENSION CONSTRUCTION on 2020-09-03.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20OA0077: 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 2021-02-26). 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 a5aa5f5bae…3a410cnow …
2. Block Merkle root changed
stored 042434008c…b20e59now …
3. Block #4212 hash changed
stored 8625112a13…abda70now …

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

leaf a5aa5f5bae2db2cc11f8a593cc090dffb6758dd57c4a7fafc2a574ed7a3a410c
01 L a59489d7551c6267396a67b92fc9d506225a5849d7c4f87bf60641b0f4f47c15
02 R 1a8e943a6d6f88f01a963bd79942cb1292b89420085431437549eb82102bd933
03 R 6c52b1da86b1fce4868fe16bef23445b6f706790cd8995f2fa926d2e6fe968be
04 R 5062f0d0e22edefec5b9df8660597030d4a969a4455ee4be4d08b61ee190db20
05 L 61b7a38f32e05917a4c5c702515be3c3dfa8c3015ad234d55aa8b2b5683c7c3c
06 L 7f333d51abf3e88c4117cf21ea0d4e79868e453ad910663ece9a1a5d4dd526f0
07 R 0f54fd410c2d4a142faa641598138c1ea3bc620aa97c67bd7d0fe55fe3bff8a1
root 042434008c6d38b9c49ae04efde17ac1e8409554b0c14e3b71c906f2d0b20e59