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 - FDEO Award a ₱4.8M contract to D.M. HOUSE CONSTRUCTION, INC.National agencies

Transaction hash:

dd4d7512c27e03bf14dee5e1062dd899552e7a65a1b3aca1c23a8bd6a05970ae

Status:

Included and unchanged

Block:

#506 5,507 blocks after it

Position in block:

Transaction 41 of 47

Award day:

Jan 7, 2009 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - FDEO

To:

D.M. HOUSE CONSTRUCTION, INC.

Value:

₱4,752,625.00

Project:

Rehabilitation of Magsaysay River Control, Dinalupihan, Bataan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - FDEO

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 #506 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 - FDEO awarded it to D.M. HOUSE CONSTRUCTION, INC. on 2009-01-07.
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 dd4d7512c2…5970aenow …
2. Block Merkle root changed
stored 1a388843e8…6932ddnow …
3. Block #506 hash changed
stored a163485df3…489862now …

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

leaf dd4d7512c27e03bf14dee5e1062dd899552e7a65a1b3aca1c23a8bd6a05970ae
01 L dc74351f1e990d29a03a8c2e440a88f32789ed2cfd8ebc26405d66c846cfef28
02 R 095a344777dc7cb8974fcfc5eae9e52b7aec43f2cc6c1949cf224565961dd990
03 R 65f848f90569a63b838f8cc035efa598ecc4222ea6e80450e6872aabe8aef548
04 L 066932c7a65af32c9ace7a61cabf31a14974db3510c1005340ab7be76ff1b2d7
05 R 0e8f321461e9797a6db36fc3a706847d4159eed5eb023f999e87482359110d27
06 L d0d3da8d02c043e40a4f22f10751b23f3259f64d842f9399dddafaa119428b62
root 1a388843e870d2919aa6f297db74f6c954b7fd9e57109781bb4ab965a86932dd