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

LAND TRANSPORTATION OFFICE - REGION I Award a ₱2.9M contract to ECDI ENGINEERING & CONSTRUCTIONNational agencies

Transaction hash:

cc12cc80850de08375d449a2696c0a41a2d48ec6ec42cf3d561882690def5ea1

Status:

Included and unchanged

Block:

#1,580 4,433 blocks after it

Position in block:

Transaction 40 of 54

Award day:

Oct 8, 2012 (14 yrs 1 mo ago)

From:

LAND TRANSPORTATION OFFICE - REGION I

To:

ECDI ENGINEERING & CONSTRUCTION

Value:

₱2,885,700.00

Project:

2nd floor-LTO Regional Office, San Fernando City, La Union

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

LAND TRANSPORTATION OFFICE - REGION I

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 #1,580 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)
LAND TRANSPORTATION OFFICE - REGION I awarded it to ECDI ENGINEERING & CONSTRUCTION on 2012-10-08.
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 cc12cc8085…ef5ea1now …
2. Block Merkle root changed
stored a6d327bf61…8c15e1now …
3. Block #1580 hash changed
stored 8b893cd5c9…cf014bnow …

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

leaf cc12cc80850de08375d449a2696c0a41a2d48ec6ec42cf3d561882690def5ea1
01 R d20b06428691e2cee34276ea8570168da1fd643e808f5e88b01d2d656f737a1e
02 R bbdb095f636775b25804f5bdab5414b744b6b5b52a2d0befaaad0ca32f18f133
03 R dc80db70cb12e2297360e8136a9bad555f5c3a13e028b6356d266a9fcf7f3a1c
04 L f347baffb71501b004c1912aee2d29d9304a72a020aeee5964f8e2dd33c52c77
05 R f642851cde9636577766d803301baf391c39d01eae1061984f670360ae04bd20
06 L f658dbc6b6b1d18da6efd7f24bcea3a42ccba0ba6f0f2541b116a63c1e6c2e9f
root a6d327bf61c201f9850e14a6facd1137c7dc4932f6e18acdc3d446e7ba8c15e1