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 - LEYTE 4TH DEO Award a ₱494.9K contract to A.C. RIVERO DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

651fbcf99b162ccaa0979e70bbdbb34f1c5fc09824cdbe097dc470979380daa0

Status:

Included and unchanged

Block:

#4,092 1,921 blocks after it

Position in block:

Transaction 23 of 62

Award day:

Apr 29, 2020 (6 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH DEO

To:

A.C. RIVERO DEVELOPMENT CORPORATION

Value:

₱494,929.64

Project:

CID NO. 20IF0113-DPWH Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH 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 #4,092 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)
The award does not say which budget line pays for it.
Not published
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 - LEYTE 4TH DEO awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2020-04-29.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 651fbcf99b…80daa0now …
2. Block Merkle root changed
stored 5ba70c478c…29f87bnow …
3. Block #4092 hash changed
stored 80fb13d3ff…a5f593now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 61 records. Each step hashes the current value together with the sibling shown.

leaf 651fbcf99b162ccaa0979e70bbdbb34f1c5fc09824cdbe097dc470979380daa0
01 L 5b5da5930fdff9fed45c2fd162d5ca368cfcdf39f0ec9685ee79b574163fb9c0
02 L 6b49e8b4b486f5eaf50b5825e405ca6067fb351069f3b0fdac868b1212467b4a
03 L 0084709322f7de0f4d178b9a1b4ed57796a4a5a325bf087f3d8b030cd8ed92b0
04 R 4892d879484e6f095586b78189da8b0f61ec3ed351fdef841b2c594ba8e402f1
05 L 4703980bcb33796a9affbd3060ba98987ad73c05c1cc0f4faee9911ca7e7f17a
06 R 7b90beffe3fb61a4880e23129629e9c50b0348d196f2df0488f0e95df7889939
root 5ba70c478cce6216cb51ab448c39f71000b6c2d32de2e8bf6c90d5a55e29f87b