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 - CEBU 2ND DEO Award a ₱4.7M contract to 647 CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

c6d21b14dfd5a5bddfd74b7ddb2c2c1d108b0840609aaa2f7a801c29ff8d3257

Status:

Included and unchanged

Block:

#4,275 1,738 blocks after it

Position in block:

Transaction 168 of 208

Award day:

Nov 9, 2020 (6 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU 2ND DEO

To:

647 CONSTRUCTION AND DEVELOPMENT CORPORATION

Value:

₱4,705,000.00

Project:

20HE0110

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU 2ND 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 #4,275 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 LP", 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 - CEBU 2ND DEO awarded it to 647 CONSTRUCTION AND DEVELOPMENT CORPORATION on 2020-11-09.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20HE0110: 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 2021-01-08). 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 c6d21b14df…8d3257now …
2. Block Merkle root changed
stored 6ac1afa931…9e921anow …
3. Block #4275 hash changed
stored 8746975388…03fbf5now …

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

leaf c6d21b14dfd5a5bddfd74b7ddb2c2c1d108b0840609aaa2f7a801c29ff8d3257
01 R c85e66788ff7ec0ffe997731ebb4d5b97261e5edd8f782425de70fd74cbbc680
02 R 19dfe7559827a4c6e4169867590175bca0cfc2d6dc6fd4edc7fd8e2acb727ca7
03 R 2ad9aaa0dce021fca1ad04d67a3dc148ee7deba16d76a9e0b667b0a1bb808388
04 L 8268706666433da24a76cc7447d665182d4f18f4b04b30a4525b3a6b0f3fc77c
05 R cc77a2cc1ad619979f4a46fb5b426b20ae7fe967816b3cd91cac11e7b0b6a4ab
06 L d5487c501cb280365bb6ab77dfbdfe0b7f74476954c849c79bb4713688655ac4
07 R c12af053c5e220aaaf26d57fa5cab9ee4162aaecae25a748834f436c9f112cf3
08 L 6d02ccf2ec48b505d63797ff40c108e76300ad02e2d7605bd0857a47d650ebe2
root 6ac1afa931555693b3b309f33ecc4069080e2bb8babb1c90ace198e19b9e921a