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 - N. SAMAR 1ST DEO Award a ₱867.0K contract to CDU CONSTRUCTIONNational agencies

Transaction hash:

fd4726cbdb2342fdca6e2d1862d035a8e1a327bbd73c504a9b53991403e55fca

Status:

Included and unchanged

Block:

#624 5,389 blocks after it

Position in block:

Transaction 28 of 29

Award day:

Jun 22, 2009 (17 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. SAMAR 1ST DEO

To:

CDU CONSTRUCTION

Value:

₱867,013.00

Project:

Const. of Multi-purpose Shed, Const. of RC Reservoir & Conc. Paving

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. SAMAR 1ST DEO

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 #624 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 - N. SAMAR 1ST DEO awarded it to CDU CONSTRUCTION on 2009-06-22.
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 fd4726cbdb…e55fcanow …
2. Block Merkle root changed
stored 487fbf2feb…7cd13bnow …
3. Block #624 hash changed
stored 921a92eb05…cb31d1now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 28 records. Each step hashes the current value together with the sibling shown.

leaf fd4726cbdb2342fdca6e2d1862d035a8e1a327bbd73c504a9b53991403e55fca
01 R fd4726cbdb2342fdca6e2d1862d035a8e1a327bbd73c504a9b53991403e55fca
02 R 1daceeee71dd8ddd7191c1a9cad215dc017bd4e97d49bfa2a9efc97d1c9f4a29
03 L 284f7a19654b50cd1706c6d87696de9db49ff68d4f5c8df837b95f1f3f5db0a5
04 L fcf0b757d3ba4020811e2f38ebe54b584e8d2dc09de464f99aeb7e971a3d20dc
05 L c866ac81ac9789a438aabe2f6af79525df349ef31b1c8dd92a2247ae410ea3bc
root 487fbf2febd48b55a3964414feba7dc15eb58212190669119581b41f527cd13b