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 - BULACAN 1ST DEO Award a ₱923.4K contract to 525 CONSTRUCTIONNational agencies

Transaction hash:

f33c2dbbbc08bed3dc159db38fdf3976bd98ff24d468bb178e1ad5fcf9d0f8f3

Status:

Included and unchanged

Block:

#3,058 2,955 blocks after it

Position in block:

Transaction 193 of 201

Award day:

Apr 26, 2017 (9 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

525 CONSTRUCTION

Value:

₱923,382.22

Project:

Sulucan barangay hall Bocaue, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST 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 #3,058 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 2017 LFP", 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 - BULACAN 1ST DEO awarded it to 525 CONSTRUCTION on 2017-04-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17CC0121: 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 2017-08-06). 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 f33c2dbbbc…d0f8f3now …
2. Block Merkle root changed
stored b3226bfe12…9f788enow …
3. Block #3058 hash changed
stored bf1fb71800…1fb65bnow …

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

leaf f33c2dbbbc08bed3dc159db38fdf3976bd98ff24d468bb178e1ad5fcf9d0f8f3
01 L f0583d0d1b1402d3387b836a6f97cb123c9975e85e706254518e72ea70c4ed89
02 R c8c093e5d3d7f4983ba0331819cd47f3b4dcee36bb2930058d3fa7e82b21f93d
03 R a84ff055a9bf6dd6f0513439afb03faa7e1d7998bd54764b02acb560629260b3
04 R 0b1c0165db19751073f5c11ae01c589b972728911fce60f54f88ed075c4f65ca
05 R 6142338cd77c5e4df904752154e00144b29d762ce219d0c0d6409e32648dec7d
06 R da487177d25d0d546d9caa5e0990ad7e41d7df39650587e554f28bfc6d358d05
07 L 812e313f4c8f9a45a04a6fa1863f525437b3d447a12258034f7e909b208566f1
08 L 2ee1d98763df5bbe36347e4de00a04bae73f4cdc5d72d6a13b437f50581e94e1
root b3226bfe1214b17b3c70cf92aa29a3514948c41abc9ce5830a858639809f788e