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 - ISABELA 3RD DEO Award a ₱963.9K contract to N.B. AVILA CONSTRUCTION - CAVITENational agencies

Transaction hash:

23b02fc35a3a4fda7bd920c0fe86386fbe29494f453192770969c920b730636d

Status:

Included and unchanged

Block:

#1,922 4,091 blocks after it

Position in block:

Transaction 12 of 90

Award day:

Nov 20, 2013 (12 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

To:

N.B. AVILA CONSTRUCTION - CAVITE

Value:

₱963,866.01

Project:

Cluster7Const. of WSF

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD 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 #1,922 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 - ISABELA 3RD DEO awarded it to N.B. AVILA CONSTRUCTION - CAVITE on 2013-11-20.
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 23b02fc35a…30636dnow …
2. Block Merkle root changed
stored 2054d70841…1342c8now …
3. Block #1922 hash changed
stored 7d5741d070…c20d80now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 89 records. Each step hashes the current value together with the sibling shown.

leaf 23b02fc35a3a4fda7bd920c0fe86386fbe29494f453192770969c920b730636d
01 R 2583b2278bf493fdc5f10ad746f761c85d29e67a421c498a45bd756868ef9bc0
02 R 8d80c7206bdc02faa43c169afcbf06b65ef3041733f903a4c2ee2a999b37efe7
03 L d12d5f752d48d5bba29381a4ad7ccf7d5736bfedc1f7ab189db836229e697db1
04 L 9ec6c50dc7fdddc55ccdc57f73d19a14bc9a8f41d5d8130d561b1bbc13399518
05 R 4829eaca0ab95a583d97565823b11f8d75b9443d8540cfc6ca9e669bbf6f9c44
06 R 38c06f23d7a16de4b23f33144866ac6239d0877f8a3cfb9cf2ea25612e34f8d8
07 R 4284c18da875443b4b97fed649f082bc653bda5f3b2f3afb5afaffc301e7c86a
root 2054d708410cb6215bcc424292821f34d4e655df36ad58d8e1191a76221342c8