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 ₱1.0M contract to M.S. RAMOS CONSTRUCTION INC.National agencies

Transaction hash:

a10bbd3cf41da3c0802b9ed76fdf12d105a68d922c9c85c247e24cd18841a744

Status:

Included and unchanged

Block:

#1,327 4,686 blocks after it

Position in block:

Transaction 35 of 63

Award day:

Dec 20, 2011 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

M.S. RAMOS CONSTRUCTION INC.

Value:

₱1,028,812.74

Project:

Rehabilitation/Improvement of Road, Brgy. Sto. Tomas, Sta. Maria, 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 #1,327 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 M.S. RAMOS CONSTRUCTION INC. on 2011-12-20.
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 a10bbd3cf4…41a744now …
2. Block Merkle root changed
stored 00dad0ca39…8925d1now …
3. Block #1327 hash changed
stored 7b57da94e7…4e98b1now …

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

leaf a10bbd3cf41da3c0802b9ed76fdf12d105a68d922c9c85c247e24cd18841a744
01 L a084b4cec3d1de8457d043d86bbdd2c1f5a4c7a05d01940de6a051c55af1552e
02 L 4a0aecc2fe7eb032f8503feb066d7d6ee51951c1cdd1ae53b2a9a3a8ebab7d98
03 R 0d5f1c27212b10be49232dff73757f276721c8b2550e48730e4012a2bc9fd5d6
04 R b8b7ca54d0c11fcce4f4f79cfc38cf835629add5f2cfe4288ef98e28ecee9b82
05 R d7b6abb59bf7758bee9d2f9dd40d4152e17522140205531c584831848853ddee
06 L 0a3bf1a5d60758c39619f02d22b8acda9b14a8e558ac28402eb6588651ebfd4e
root 00dad0ca39287565f25337fdcb09e18ab86e8c2eefec96d877e728489a8925d1