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 ₱1.2M contract to ALAGON CONSTRUCTIONNational agencies

Transaction hash:

ffaf8c93cc0e91cf0d320a4f969b511d5632681a5d827b347f3fdcd7c6a68835

Status:

Included and unchanged

Block:

#1,290 4,723 blocks after it

Position in block:

Transaction 78 of 79

Award day:

Nov 9, 2011 (15 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST ED

To:

ALAGON CONSTRUCTION

Value:

₱1,150,521.00

Project:

Construction of two (2) cl. School Building, Pila E/S, Pila, 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 #1,290 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 2011-11-09.
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 ffaf8c93cc…a68835now …
2. Block Merkle root changed
stored cddb4caac4…e952aanow …
3. Block #1290 hash changed
stored 0c482f270b…bfb4eanow …

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

leaf ffaf8c93cc0e91cf0d320a4f969b511d5632681a5d827b347f3fdcd7c6a68835
01 R ffaf8c93cc0e91cf0d320a4f969b511d5632681a5d827b347f3fdcd7c6a68835
02 L 1803763a9202332ee93daa9454cc9e40c541add1a1d7d7113f71d3a7d1ebfbf6
03 L 2e27fb928a5d60c2a44fb382687244fdcfa82af0bb1ff9e04dda516aabc6e549
04 L db326e1f03da5f0bfb833aeba74cc602e0e92cf1997a55969e89f73e92fd1409
05 R 460f12b952e8d998c8e700b4acfa14b760b6d38280e50aa99979b330b532f396
06 R 7ad67616bb58b4b72b057170f64c27e68103e09fc2865c2678562fc3fcf9111e
07 L 84b38a163f94326f9a5c1d25b21d4e38de41a76138a836d227063e058276167b
root cddb4caac432159c7f866df38d44082c5adff5adbc6e7e516955514759e952aa