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 - BILIRAN ED Award a ₱2.9M contract to QYT CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:

d498a4e2a6fd5a92ec55696c9254353fd229d188472c4654d1655d561020dab0

Status:

Included and unchanged

Block:

#4,212 1,801 blocks after it

Position in block:

Transaction 73 of 87

Award day:

Sep 3, 2020 (6 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ED

To:

QYT CONSTRUCTION AND SUPPLIES

Value:

₱2,913,590.00

Project:

20IA0076 Construction of Multi Purpose Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN 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 #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 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 - BILIRAN ED awarded it to QYT CONSTRUCTION AND SUPPLIES on 2020-09-03.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20IA0076: 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 2021-01-25). 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 d498a4e2a6…20dab0now …
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 d498a4e2a6fd5a92ec55696c9254353fd229d188472c4654d1655d561020dab0
01 L d1089eec1b2f90b21eee7f1556ca4f8e1a3f3af015674df47a9b9e5e1caec311
02 R 60507fde31e4671245b20107b8c5089581b772d46ed741c1880ab562ce356072
03 R 8f33d06f6bebea91c4d68756996a3e39de43ab1fa2d956a161037d8e4cfee55c
04 L b447d2b4394f9d282ad19b458c5ba48956c39f0942902d65c4e5e9330ad6f7c9
05 R c0c6ede0edda248c10119eece6b933fc37b9c6bb86f597eada627234beeedc70
06 R bce4237d30773b484114faad6ba0729a9c7ae6312566e5c4da8ee4f6e8b7598e
07 L 1f641d1f473c9fb690605166bace1aaf8461003f8dcb551b1c5cf02396a77e71
root 042434008c6d38b9c49ae04efde17ac1e8409554b0c14e3b71c906f2d0b20e59