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 - LAGUNA 1ST ED Award a ₱490.1K contract to ALAGON CONSTRUCTIONNational agencies

Transaction hash:

681d2cb0f1e200ea069f397bd8c757e27c5e00d875f540f5d8350c58238cf277

Status:

Included and unchanged

Block:

#1,400 4,613 blocks after it

Position in block:

Transaction 47 of 109

Award day:

Mar 13, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST ED

To:

ALAGON CONSTRUCTION

Value:

₱490,060.72

Project:

Construction of Flood Control, Brgy. Salang Bato, Famy, Laguna

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST 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 #1,400 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 - LAGUNA 1ST ED awarded it to ALAGON CONSTRUCTION on 2012-03-13.
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 681d2cb0f1…8cf277now …
2. Block Merkle root changed
stored 3c382890e6…171af0now …
3. Block #1400 hash changed
stored 1d070db5d8…153278now …

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

leaf 681d2cb0f1e200ea069f397bd8c757e27c5e00d875f540f5d8350c58238cf277
01 L 666af0b2781c8808b205a21d8a69760899b94ff8f4e76e9429376aeb1e700732
02 L 4f8fb2dd42c48d2a3b11092a5b23f7764e59fb58ee590eba5c4c5ad5dddc09b4
03 L c396e9dc7066eafa958f8493877e2693eb26ba929d707be50630e70792b2c6f2
04 L dbcb69ea491251acd5767eef4b4868c5d9cb87d0f9b620f22e2648576bc86463
05 R d25d859e23e62ca396b96c6da6415cfc690a6d2f7f838b92e0f4b27daa941d0c
06 L d5601833adfa4ec28f3aa58ad354b7bc6ac25e4e41a4b2b1ed0890227b8974fb
07 R 98b8d3d54735abb8c80bf1eb8a26cf20516eac32e4f7e4206ac8d8da61f14862
root 3c382890e67dae008b5186f187a32ac8ce931b1ad87bc9e4c38e183534171af0