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 AGRICULTURE - REGION IV-A Award a ₱4.9M contract to R.L. COLICO CONSTRUCTIONNational agencies

Transaction hash:

7e28a7fb4e01b59a357af3756a5d59e211932db28d28ae8d2390f0c6dc4247d8

Status:

Included and unchanged

Block:

#1,379 4,634 blocks after it

Position in block:

Transaction 52 of 104

Award day:

Feb 15, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF AGRICULTURE - REGION IV-A

To:

R.L. COLICO CONSTRUCTION

Value:

₱4,949,858.58

Project:

Construction of Perimeter Fence of Quezon Agricultural Experimental Station

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF AGRICULTURE - REGION IV-A

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 #1,379 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 AGRICULTURE - REGION IV-A awarded it to R.L. COLICO CONSTRUCTION on 2012-02-15.
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 7e28a7fb4e…4247d8now …
2. Block Merkle root changed
stored df3d39105c…f4270bnow …
3. Block #1379 hash changed
stored 16311bfdfa…32edc9now …

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

leaf 7e28a7fb4e01b59a357af3756a5d59e211932db28d28ae8d2390f0c6dc4247d8
01 R 8507927bed7955fb07c7d758a89951f730eab5e8e3c8553d21ebe718edc7d2ca
02 R a0ee6aca19679a00e6bd32bfe41430d6f9afdb1728d3faeb14e224e08d300f41
03 L 853a97e7f41c51f46a7efaef1bdf80031e0987e2dec3e754b0837c2a7aea6708
04 R 8545004020f4659d26c39b1c0b601712327a75c84fe203ff2489960cd92c1ac7
05 L 708339a1100413d2cd241424f7f80abf0e8ae90c2b93f359260624ca78b65fc4
06 L d5ab1007cf6f4d2ae4fed3cc64ea1caab9424dfeef15f73102728ed39a1fec7e
07 R 4e943bb263c8aa863727b89588d2cf898deb4724f048642650adbd37fb629a06
root df3d39105c364f68d61cc1b90d48d4d94658fa381ccb3032d5786137d4f4270b