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 -CAMARINES SUR 5TH D Award a ₱9.4M contract to E. A. SANCHO CONSTRUCTION, INC.National agencies

Transaction hash:

dfed26fafa6649c00c08ff0b77d86f0947aebaa9538fbc0fb946b5889c27b579

Status:

Included and unchanged

Block:

#1,250 4,763 blocks after it

Position in block:

Transaction 13 of 16

Award day:

Sep 22, 2011 (15 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS -CAMARINES SUR 5TH D

To:

E. A. SANCHO CONSTRUCTION, INC.

Value:

₱9,390,464.80

Project:

ASPHALT OVERLAY/ REPAIR AND REHABILITATION OF DAANG MAHARLIKA

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS -CAMARINES SUR 5TH D

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 #1,250 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 -CAMARINES SUR 5TH D awarded it to E. A. SANCHO CONSTRUCTION, INC. on 2011-09-22.
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 dfed26fafa…27b579now …
2. Block Merkle root changed
stored 3edfd11960…60c8acnow …
3. Block #1250 hash changed
stored 62e47bcaa6…db52efnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.

leaf dfed26fafa6649c00c08ff0b77d86f0947aebaa9538fbc0fb946b5889c27b579
01 L d9b14f5a40c4be5aacd7ced0ce86507104e651addbea288dffd92d4a43f38131
02 R 43ecdf6bf328376622a44e3c8e4a1240d572c5e2908c135c932c275d4c2fafd7
03 L ba35fb667b899da387cb5a96d9943de5f902020ca939edfa75c036a82a93070f
04 L e3ff3b89c4b5ca6c6ae37c58a91c1b2ed00a0c8a0741389f8ea3007dae6a6bed
root 3edfd1196003c46a9e067300a052ac0342dec6f806eb6ab5b0552d2bc060c8ac