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 - BULACAN 2ND DEO Award a ₱974.6K contract to RODOLFO R. SANTIAGO CONSTRUCTIONNational agencies

Transaction hash:

d1dc153ef34cc8aeb5f982e793f22e4bdbc8b4150773c16fdda19d9d6448ece7

Status:

Included and unchanged

Block:

#1,227 4,786 blocks after it

Position in block:

Transaction 82 of 101

Award day:

Aug 26, 2011 (15 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

RODOLFO R. SANTIAGO CONSTRUCTION

Value:

₱974,596.98

Project:

Construction of Multi-Purpose Building Buliran, San Miguel, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 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 #1,227 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 - BULACAN 2ND DEO awarded it to RODOLFO R. SANTIAGO CONSTRUCTION on 2011-08-26.
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 d1dc153ef3…48ece7now …
2. Block Merkle root changed
stored 800a99d744…db3defnow …
3. Block #1227 hash changed
stored 3d409538ef…2dc2f7now …

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

leaf d1dc153ef34cc8aeb5f982e793f22e4bdbc8b4150773c16fdda19d9d6448ece7
01 R d2316ba00d64ddbd02831ecffd5a3c13d8b9f0d13ecb60ac624c5ba00fa7d58a
02 L e7d6f206d64a2381a40269cc58a91fa1a2e790813ef42f51c24739f2293b1fad
03 R 5ff037999efb243bf17a50805a87d066d9f171699cb9efd17d407d2d881d3592
04 R 2a75f5d645e8aa9fd79f9033e963f03401baf692912ad3e1d1dcb93334c9fefe
05 L 24e1c14ff3eeedd68789b8b398befd0c4bbdfc3577f0fa3c9f44b89b97af316f
06 R 411172b75b7b7d532e6c760264a8d17d76faff50cb39379aff796c4f77153e1f
07 L c4fcfcd3fd5adbda13c54f66f54fa277f2dd8b5f056533de057654a6d624abb9
root 800a99d744f2185dab9c0fcac47afcc221260ce006e92042cfc657e509db3def