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 - BUTUAN CITY DEO Award a ₱18.8M contract to EBUILDERS CONSTRUCTION & DEVELOPMENT CORPNational agencies

Transaction hash:

c96eb56cbdddc0ed41aee7d1d9bdda96bc96dfbe4c315b9699c71d7fdac401f7

Status:

Included and unchanged

Block:

#3,543 2,470 blocks after it

Position in block:

Transaction 171 of 215

Award day:

Sep 25, 2018 (8 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BUTUAN CITY DEO

To:

EBUILDERS CONSTRUCTION & DEVELOPMENT CORP

Value:

₱18,775,426.59

Project:

18ND0124(Re-Ad)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BUTUAN CITY 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 #3,543 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)
The award does not say which budget line pays for it.
Not published
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 - BUTUAN CITY DEO awarded it to EBUILDERS CONSTRUCTION & DEVELOPMENT CORP on 2018-09-25.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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

1 of 8 documents found, 0 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 c96eb56cbd…c401f7now …
2. Block Merkle root changed
stored de7e196cdd…c91eb7now …
3. Block #3543 hash changed
stored bf915cc04e…f7c112now …

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

leaf c96eb56cbdddc0ed41aee7d1d9bdda96bc96dfbe4c315b9699c71d7fdac401f7
01 L c90a9888fcab5da0e1c10bde94f477693bb12b0d813d68e0c905891c9e0d2622
02 L abd80b029fd7deb62ba1debe15edf01d57cbb47f6617c6be3533cc2bb21f747f
03 R 67b92ce3c9bc4774c5c8d40112b90e7cdd8e919ecf3c4fe54312debdc96ee55e
04 L 2b752b8fd58a5caee3321f7f0a13707e99582b6ffd6dc6c56cb542e72af47754
05 R 3be0e3546fe507f49ccf75f8b3d57517b5c93edcf6c3885ddc1c8c83a18c11a5
06 L b830560499b3d6c68f502659b5dd494885c84e7935ec33b1e8f1d81375eb5784
07 R 5328bf896980297ce8f98d18a911eee083e9d7aae2f631659c107cc65a14dd65
08 L 4b198cce4d1846277364ad4acd2521c45d08d68fa1998134afcb51a726d16863
root de7e196cdd12b23935c2fc890b7629516643f99c9a7ab910cfe986309bc91eb7