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 - LEYTE 2ND DEO Award a ₱8.8M contract to LEDA CONSTRUCTION INCORPORATEDNational agencies

Transaction hash:

e4e54563aabcfbcfd4a7c2617e69d62c3f0bd2969b8a267a0823ff8610ab5a68

Status:

Included and unchanged

Block:

#2,840 3,173 blocks after it

Position in block:

Transaction 96 of 108

Award day:

Sep 2, 2016 (10 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 2ND DEO

To:

LEDA CONSTRUCTION INCORPORATED

Value:

₱8,834,355.35

Project:

16ID0027

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 2ND 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 #2,840 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 - LEYTE 2ND DEO awarded it to LEDA CONSTRUCTION INCORPORATED on 2016-09-02.
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 e4e54563aa…ab5a68now …
2. Block Merkle root changed
stored ca35a458de…7801b9now …
3. Block #2840 hash changed
stored 734575efe2…d47826now …

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

leaf e4e54563aabcfbcfd4a7c2617e69d62c3f0bd2969b8a267a0823ff8610ab5a68
01 R e74457cf2c92f06d0c19d140857b69af2ed9ee2b504ce69700197bd976fa213d
02 R 44f01f58fbc5ce7edf41a1de9ad9578207e4e7a3b32bf00067a8cd6bbd44f152
03 R 9ca02d197642920f01b789e997c4b31a31d25b8adb6911a964dbd8fd7b65bb77
04 R a8823ae0773c35cb67975c1260b41d1bbf8d40f9b00ac71d31992cecce249c47
05 R e301e34fecf3ad78e810211ebf8cfbb44327240bd4cca6394077c479f7a09312
06 L f08a6060e2adc99aea6e3455e790d8b9d8468e8eff2aa3d3b34a0bc0b5825901
07 L c24f4d4e61e9a83b0606ea2894aebf93945cd12340e70dfc383f3db5e44cafff
root ca35a458de0e9777950dbc601fcd5e0ba64c20385e838d49e5dfd419827801b9