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

DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱3.7M contract to SETTLERS BUILDERNational agencies

Transaction hash:

7d03352102fe66b1c8aa7febbf6f77064adfc8d4f945829af51914df3f17cee8

Status:

Included and unchanged

Block:

#4,583 1,430 blocks after it

Position in block:

Transaction 102 of 203

Award day:

Sep 29, 2021 (5 yrs 1 mo ago)

From:

DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE

To:

SETTLERS BUILDER

Value:

₱3,746,441.36

Project:

21GB0068 - Construction /Completion (1STY5CL)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE

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 #4,583 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 2021 DepEd BEFF", 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)
DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to SETTLERS BUILDER on 2021-09-29.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21GB0068: 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 2022-03-07). 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 7d03352102…17cee8now …
2. Block Merkle root changed
stored 9f9b46a3d3…a3ef0enow …
3. Block #4583 hash changed
stored 2bf54c7930…a50474now …

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

leaf 7d03352102fe66b1c8aa7febbf6f77064adfc8d4f945829af51914df3f17cee8
01 R 7df70b3bdb1531ea142382d59a24ee543cc950d5dd36d7cc85485458d1d976b1
02 L 7d6f32bc9684cf4b41942deef1820402ed48ebc376547c35909201b0e46d0721
03 L 4e6df90189d08d38bfb3dedca096b669e425239b56ad3d461b1c53c8ecd2ae30
04 R de1e29d58e15e0bb418bff554fd2eb42f5612200eee2328dd4c4bfa5b21d9fe4
05 R c47c2bffaf2c63d381343ad42a373343a5e20cb0e61a01e5c5fdaab707b6a25a
06 L af87519e04a278bdf416145b375e7b7b7e24189772d448172e602829daf93e52
07 L 9924c68758f9173e46232bf2266fbbf70e9eed08c980d6ed59aa122d472f0019
08 R 511c555767b7ba214353e47741b73cbfa563d1f7580a830a7c6df7811e86f193
root 9f9b46a3d3261b362982c6dfb7286c147aa7baf0ce6596104ece614c23a3ef0e