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 - ALBAY 3RD DEO Award a ₱2.7M contract to 4DOVE BUILDERS CORPORATIONNational agencies

Transaction hash:

bccff70ccf520a099e69d08dc1f7642068cfae462c7836052ef947fe4e7edd71

Status:

Included and unchanged

Block:

#3,175 2,838 blocks after it

Position in block:

Transaction 12 of 18

Award day:

Aug 28, 2017 (9 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 3RD DEO

To:

4DOVE BUILDERS CORPORATION

Value:

₱2,732,567.86

Project:

17FO0046

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 3RD 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 #3,175 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 2017 DepEd BEFF", i.e. the FY2017 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 - ALBAY 3RD DEO awarded it to 4DOVE BUILDERS CORPORATION on 2017-08-28.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17FO0046: 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 2018-02-05). 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 bccff70ccf…7edd71now …
2. Block Merkle root changed
stored 2f5ba11d70…569b65now …
3. Block #3175 hash changed
stored e0aef1906a…5c1f7dnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 17 records. Each step hashes the current value together with the sibling shown.

leaf bccff70ccf520a099e69d08dc1f7642068cfae462c7836052ef947fe4e7edd71
01 R c82f8b00e34a74f124845aa9bb873e5c52d80595b6809afd43653c847e5ef335
02 R 18c17ea42bc5838313403c33eb26dd3f3aa305e23b1459b9b4da1260817beb38
03 L c6e7229bbd3f32cb26f3e4bb0d21339834d1a3ea4998935a3b4d2498e2eb2b6d
04 L 0af13c0e3d5e36748ca9269eb59c03095c5733e98a4c1e14474f4a98d925171f
05 R d445a6b54b4c055f786bca09438cccb2f82550f809429b354685481bf8402ab8
root 2f5ba11d7043666d08448b71056377d8e8e65e563f272cb6ba3244e562569b65