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 - REGION X Award a ₱28.6M contract to LANAO BUILDER & ENTERPRISESNational agencies

Transaction hash:

57abd5fe2f35fe42534bb069568757904f769ce3a0d02a75af4b6228e7ddf63c

Status:

Included and unchanged

Block:

#2,665 3,348 blocks after it

Position in block:

Transaction 68 of 166

Award day:

Feb 17, 2016 (10 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION X

To:

LANAO BUILDER & ENTERPRISES

Value:

₱28,627,416.56

Project:

15K00138

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION X

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 #2,665 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 - Flood Control/Hydraulics/Drainage, Roads: Construction - PCCP". The exact UACS line is not given.
Partly
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 - REGION X awarded it to LANAO BUILDER & ENTERPRISES on 2016-02-17.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 15K00138: 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 2016-11-07). 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 57abd5fe2f…ddf63cnow …
2. Block Merkle root changed
stored 6f09602a84…0c617cnow …
3. Block #2665 hash changed
stored a9d31916f4…7e921anow …

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

leaf 57abd5fe2f35fe42534bb069568757904f769ce3a0d02a75af4b6228e7ddf63c
01 R 5a97d638f397221e0bcbb4e933ec7a51a2dfe79bd9b20bc4eb8a84fb97ba1ecf
02 R 48f906fc408ca996ef93584642b1d9e9e18be6af1469669bb73344f5394dd1fe
03 L 7a07ad6bc415162cf8355f3ad1ea79c4be08dd1faed0e1d8ef8b5f1a8f09337f
04 R c6fce80bfaebbd535292a4067d19858b5b91bf2f83bf8d7ada557ddec1aaab37
05 R e0006aeb1c33d86eb8fba10244994a9b5766a6cdf227cbea4d9fd8cc9b245373
06 R 796fa8d1dfc66486f1b0fc07ac051c9954689a8d2e7e788e983d52122edcf743
07 L aab9686c27c978234f200d1c6f54afbf0f5802a34ac6396b097821f45c86a677
08 R e4fd660bc56369b375b20599b638724451cc7f6b1ae9fd2e40ae049244c7fc83
root 6f09602a848109f20125776e4b68eb0602a143a353666c96794ea45d6b0c617c