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 ₱2.9M contract to YPR GEN. CONTRACTOR AND CONSTRUCTION SUPPLY INC.National agencies

Transaction hash:

f724df461d6afc68f4e8498f562de69c532bb923c4f43dc2662d11279f781c1a

Status:

Included and unchanged

Block:

#4,252 1,761 blocks after it

Position in block:

Transaction 100 of 102

Award day:

Oct 16, 2020 (6 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

YPR GEN. CONTRACTOR AND CONSTRUCTION SUPPLY INC.

Value:

₱2,895,738.39

Project:

20CD0186 Completion of Two (2) Storey – Twenty (20

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 #4,252 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 YPR GEN. CONTRACTOR AND CONSTRUCTION SUPPLY INC. on 2020-10-16.
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 f724df461d…781c1anow …
2. Block Merkle root changed
stored 093b9be560…1bbda7now …
3. Block #4252 hash changed
stored 84aa11626a…f93f28now …

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

leaf f724df461d6afc68f4e8498f562de69c532bb923c4f43dc2662d11279f781c1a
01 R fa893c388f8b69ad6e452673173378ba66192aa36d9f9982efcaa23817eaa6b2
02 R d2e287ab5e480334e3f8d673e18327f0878c40562df9d77eeae5e098c098f9f1
03 L 45d4e23c33ca13885e5744d4c713a9596b1c4c1b48f2433988abb2a241c73c8a
04 R bdf0e59c2cd4aae8662c1c50c98a19f0865f36ee53f73b75e69539dc1bbdb128
05 R 4ba6cf8f848627e589cc469eea47db57179e3842175642bbf2686256dbc488f2
06 L ccbcfa99be7be204864513997d4b898cf1a0fe89acfe62abaed84ee32f9553cd
07 L c8924c0f28637a7b9ea990d3f6aa97581137a393aac2c2e62caaf60e8ff874d4
root 093b9be5600d19b18543303358f528a5c16ca30d3f830ca81e8014855a1bbda7