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 - PANGASINAN 1ST ED Award a ₱9.5M contract to ALCEL CONSTRUCTIONNational agencies

Transaction hash:

b450c6aecedec2d9b47bc36ee605b2f90027753ac7878d465bae4a828747c5e2

Status:

Included and unchanged

Block:

#3,947 2,066 blocks after it

Position in block:

Transaction 170 of 247

Award day:

Nov 26, 2019 (6 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 1ST ED

To:

ALCEL CONSTRUCTION

Value:

₱9,452,140.00

Project:

19AG0257

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 1ST ED

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 #3,947 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 - GAA 2019 DA FMR", i.e. the FY2019 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 - PANGASINAN 1ST ED awarded it to ALCEL CONSTRUCTION on 2019-11-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19AG0257: 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 2020-04-01). 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 b450c6aece…47c5e2now …
2. Block Merkle root changed
stored aa82f00fc6…27fcc4now …
3. Block #3947 hash changed
stored 2c300f3f51…4eadafnow …

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

leaf b450c6aecedec2d9b47bc36ee605b2f90027753ac7878d465bae4a828747c5e2
01 R b48e32ef85231fd2a6938c4343dff717b0a19a6b9491a5dfa85afc02f70c0f3b
02 L e5faa828bb4c53dd5101e55af25d303e4b42636610d6b6398a23cf283fc680c7
03 R 48c88ea30b59693e1dedb881629ebd915fdf426e91058a166f92d38d0aff197b
04 L 57d4e13863e72e2f30a20ab213df7e2a54cf4109d543e6924eddca6433a2cab7
05 R d7bf43ec73cda8ff25304ccc8230f83f821cbe696d17904fb665decf1bb1b089
06 L 7f5b47378b2fcc3accba2149e2dc4f79aef142a61c2a5063d71994327d68dcfd
07 R d011a8c9a6320796fbc20efa3fd1c6ba38637a420cc65dfaef2e1541c25ff362
08 L ab5f1db1f881c43a9502f4066d8b288ab385c2256e678ab98736a8dc3144d20b
root aa82f00fc606923898162a5b1d96a58cb145babc106db12f4301af774727fcc4