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 - MM 2ND ED Award a ₱3.9M contract to EFC ENTERPRISESNational agencies

Transaction hash:

1024c6ec24dd8b840cd0d7a31f2cdc4ac53acf5ec55da6741624c47550d494e9

Status:

Included and unchanged

Block:

#1,382 4,631 blocks after it

Position in block:

Transaction 2 of 35

Award day:

Feb 20, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 2ND ED

To:

EFC ENTERPRISES

Value:

₱3,853,962.81

Project:

Construction of Multi-Purpose Building, UPS IV, West HOA Barangay Marcelo Green, Parañaque City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 2ND 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 #1,382 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 - MM 2ND ED awarded it to EFC ENTERPRISES on 2012-02-20.
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 1024c6ec24…d494e9now …
2. Block Merkle root changed
stored 82f133f572…a80475now …
3. Block #1382 hash changed
stored d582f4fca6…3408b3now …

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

leaf 1024c6ec24dd8b840cd0d7a31f2cdc4ac53acf5ec55da6741624c47550d494e9
01 R 1172600c299ad0fdb65d52bcab826ab2854cd290ef73624ca60fec7fbacc2751
02 L 709f2d8ef56240ba0fc563cad9c0a2e5679c3187145cfa1da92ef18db6d41b37
03 R 05bf5f6ea09c6f8205a66d7a02a8cf192e0d1dfd4c25706faf60b25a66187406
04 R 81fb723f0d3f0a7630b05f864cd4dd10c562a85ed093be78e3b7110a6dcd8fb2
05 R 7b59f06db49cf3baae29af83c316a433d37474f7c88af069ed44a4cd9e4aa707
06 R ed0178f201e6f6ab883e311db60a67ba40ddddbede5173607378747341d82f1d
root 82f133f5721d98984ba173e1becf17b8e8132b830d394adb73f7d6a56ba80475