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 - QUEZON 3RD ED Award a ₱11.6M contract to SOUTH BUILDERS AND CONSTRUCTION SUPPLIESNational agencies

Transaction hash:

40190fd65a8d0426624dfd377d2bad7f436f88acb8d00287511e820a6d184493

Status:

Included and unchanged

Block:

#3,589 2,424 blocks after it

Position in block:

Transaction 61 of 221

Award day:

Nov 13, 2018 (8 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

SOUTH BUILDERS AND CONSTRUCTION SUPPLIES

Value:

₱11,641,734.65

Project:

Construction of Two(2)-Storey Four(4)-Classroom Sc

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD 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 #3,589 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 2018 DepEd BEFF", i.e. the FY2018 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 - QUEZON 3RD ED awarded it to SOUTH BUILDERS AND CONSTRUCTION SUPPLIES on 2018-11-13.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18DM0110: 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 2019-05-27). 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 40190fd65a…184493now …
2. Block Merkle root changed
stored e1b1a5f14f…9ff9benow …
3. Block #3589 hash changed
stored 41e748630c…c833ecnow …

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

leaf 40190fd65a8d0426624dfd377d2bad7f436f88acb8d00287511e820a6d184493
01 L 3f605f8c0fc0c512833177181c94a284e083a8f0a0313eb99b0755bde1865eda
02 R 8e4517d65b39d0b5c539fe25d36ff82ca3eceefbd47c2f43efcc5d7b94de2ab5
03 L e19f3a31d25aeb53aa52f76f063157c9ad0abc9e23c6fe6b8cbf36aa5acf5629
04 L 4445a40038762a2e55f8e594c4b5c8053b4dfbfe58f3f75d7b8e26591d2a4993
05 L 349382fd4f7309d51c9675c8190727301268443d050769dfa36c6d7facb69657
06 L a1599325df43fc2cacc97648c20895d83bde041fef29ba88dcc23747e31fee18
07 R ae0c5a56737a10339cb029d813718e14f1f32e5f5231acf9d885d3e669e89a56
08 R 8c18e404d9d35e7ba27c4bd9907f76cfee5ef3051c328a07c6882cceddc75f41
root e1b1a5f14f038efe7d2b1b6a0023b340a368d96266490bdf1b24063d669ff9be