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 - IFUGAO 2ND DEO Award a ₱9.6M contract to CJ ALCONS CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

bba697c8df53013b57cf46527463bedfd07b81f34b168589ebd38de403c0c00e

Status:

Included and unchanged

Block:

#4,338 1,675 blocks after it

Position in block:

Transaction 84 of 107

Award day:

Jan 18, 2021 (5 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO 2ND DEO

To:

CJ ALCONS CONSTRUCTION & SUPPLY

Value:

₱9,553,958.40

Project:

21PJ0030 Construction/ Improvement of Access Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO 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 #4,338 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 2021 CSSP", i.e. the FY2021 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 - IFUGAO 2ND DEO awarded it to CJ ALCONS CONSTRUCTION & SUPPLY on 2021-01-18.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21PJ0030: 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 2021-05-03). 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 bba697c8df…c0c00enow …
2. Block Merkle root changed
stored 78faf0c692…797ec3now …
3. Block #4338 hash changed
stored 06e31906ee…52a7c0now …

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

leaf bba697c8df53013b57cf46527463bedfd07b81f34b168589ebd38de403c0c00e
01 R bbaf83d9f09ed6ae03b811c58c6e7d37e9feedba485d8e401f756a8060de2b9e
02 R bb591e08f691b1aa88a89dcd5361615fb24366b34d446c4fa95500d8ae12120b
03 L 5887c7dd20608bf1fb91cd217c32c452287054ec82ae09a3e62b2db47fdcd9b4
04 R 032391e0d115b87941331121b145aea04335c6704ee78bd5d103202cbf732f14
05 L aa323df39eb5f853282ec5f96fd010ca7d882fadad800be6e32500fea0874282
06 R 3e394577e268725b6795b56f9e99726d580a73404f7933603fa8157d3f63f199
07 L f9b5c8fa003e171232a73c230ebf9581723bbf88edb000f1dc7a262152b67802
root 78faf0c6921c8dd4fc9e7a3de13f1c8156ccd362ae4e9d35f617d7a561797ec3