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 - CAGAYAN DE ORO CIT Award a ₱886.5K contract to WILPER CONSTRUCTION, INCNational agencies

Transaction hash:

8d60ad066aa9c1921e8aa1aedf37922dd8fdad5a86cb072dbccaaeeafef76e4b

Status:

Included and unchanged

Block:

#1,121 4,892 blocks after it

Position in block:

Transaction 17 of 39

Award day:

Apr 15, 2011 (15 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN DE ORO CIT

To:

WILPER CONSTRUCTION, INC

Value:

₱886,496.16

Project:

11KD014 - Construction of 1-CL MOGCHS Campus, Don Apolinar Velez Street, Cagayan de Oro City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN DE ORO CIT

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 #1,121 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 - CAGAYAN DE ORO CIT awarded it to WILPER CONSTRUCTION, INC on 2011-04-15.
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 8d60ad066a…f76e4bnow …
2. Block Merkle root changed
stored 8634f78d8c…4d74d2now …
3. Block #1121 hash changed
stored d4f801649c…57ed26now …

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

leaf 8d60ad066aa9c1921e8aa1aedf37922dd8fdad5a86cb072dbccaaeeafef76e4b
01 L 86a041ea696a783159e7033a1b6b40697c5823581eedf52ab1a2162e41092e0a
02 R 6d34cef1ba2c5336001bf86b819df9a21b0eda37f10b7d6d9d4692a9aa1387c7
03 R d031eb9525fec6aebd7f3ca632b70300bdd77ac0c991a2700daee546348313f0
04 R 710f59fdd97a725e39f695cf5ce546153b1b1e552b258f050480c1f7729a3f72
05 L 40307d870f79c44bcc72e2e4718a804bdf83d60b62c05ae1ccb81ffa213a58be
06 R 81a81b2c1463f90ed11e37038bd6001b82a3d63b0f5f377c38d97ad316388100
root 8634f78d8ca2b8ee2dedd3a34ced48004232d67c2b72c992e6fd6a08524d74d2