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 CAVITE ED Award a ₱3.4M contract to N.B. AVILA CONSTRUCTION - CAVITENational agencies

Transaction hash:

ae95693abd3a89c239cd3e859410ac905a62f4158c015aab5cdc60e5d449863e

Status:

Included and unchanged

Block:

#1,767 4,246 blocks after it

Position in block:

Transaction 43 of 63

Award day:

May 30, 2013 (13 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS CAVITE ED

To:

N.B. AVILA CONSTRUCTION - CAVITE

Value:

₱3,393,670.13

Project:

13DF0127

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS CAVITE 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 #1,767 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 CAVITE ED awarded it to N.B. AVILA CONSTRUCTION - CAVITE on 2013-05-30.
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 ae95693abd…49863enow …
2. Block Merkle root changed
stored 73fdc38e52…83c2cbnow …
3. Block #1767 hash changed
stored 068e5b2e14…c407cbnow …

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

leaf ae95693abd3a89c239cd3e859410ac905a62f4158c015aab5cdc60e5d449863e
01 L a70e07d656d565313a95c3a3f6c48ec575fe8ad6f0712b2c8cf5b4418af8c002
02 L e97e463310680818a086b41c1f9a58dac86269582ee16e3ef7ba4453f4f86e91
03 R 044ec9c857f57bd2939cb5b53d736f211e5472b6a0be174c592585853620cd44
04 L e364d17f5712b83ecabe80c30211245be709239fd36b15483a79848b38171720
05 R 6dd355388138d094011bda3af97be550d5564a8864f5460ae1fb015388da7d24
06 L d17f0b5fd4b17230f9edb623afa5fcea8e3a8156bbcb6108edb7444ea6ea7072
root 73fdc38e52c8cb6071acd4caf3753321519c8a23feeed3f8ed7f87568383c2cb