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 - REGION IV-B Award a ₱46.3M contract to ST. GERRARD CONSTRUCTIONNational agencies

Transaction hash:

01605dccb38decd84360446f2ab1f9e00f85bbb86a5a4172d8ee6cd8a36219b8

Status:

Included and unchanged

Block:

#2,748 3,265 blocks after it

Position in block:

Transaction 0 of 81

Award day:

May 27, 2016 (10 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B

To:

ST. GERRARD CONSTRUCTION

Value:

₱46,262,330.25

Project:

1600000000

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B

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 #2,748 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 - REGION IV-B awarded it to ST. GERRARD CONSTRUCTION on 2016-05-27.
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 01605dccb3…6219b8now …
2. Block Merkle root changed
stored bed1e47157…390823now …
3. Block #2748 hash changed
stored 9e2bd889b3…e1ae2fnow …

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

leaf 01605dccb38decd84360446f2ab1f9e00f85bbb86a5a4172d8ee6cd8a36219b8
01 R 0334a8395a38719095f31ba656dfcb2c93b0e450e0aec40cb568fc4bd7dd61a4
02 R d19a7bbb598cee0bafbb80f99f34e2cb4defe04b5d6f17abcc99b501155a6bef
03 R f62b42ffc3d6ce458f87ae3ef4d1a7ca7f41cebc95540671d6d8156280200999
04 R 697baf06795a12a758a7b2c8e9c7d87d3dcfb91b7b113cfa2a9302bd179675e1
05 R e690862698abc17c1e30c067ee0ec4e60106e83e02ecab49e2a5ac0a7ba2c46c
06 R e4792aba65f46c32c9340de48668c7deba110ac2e4f6b0d75881069bfb990e9e
07 R fff8c68ca9fc8d40f4046cdd497975b296f1a5f7c4be7b11ba2d5e0fd8cc4de6
root bed1e47157e59dd17660ce033ec30161d93d7360ef9f8c308e776af422390823