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, NORTHERN SAMAR 2ND Award a ₱191.0K contract to PRESSBILT ENGINEERING & CONSTRUCTION SUPPLYNational agencies

Transaction hash:

3ea8a244b604cdf41ebb256d09bf3a3b93bf32a5aa2887073fe74af0e6a11c66

Status:

Included and unchanged

Block:

#1,001 5,012 blocks after it

Position in block:

Transaction 7 of 27

Award day:

Nov 11, 2010 (16 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND

To:

PRESSBILT ENGINEERING & CONSTRUCTION SUPPLY

Value:

₱190,965.28

Project:

Rehab./Improvement of Access Road, Brgy. San Antonio, Gamay, N. Samar

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND

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 #1,001 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, NORTHERN SAMAR 2ND awarded it to PRESSBILT ENGINEERING & CONSTRUCTION SUPPLY on 2010-11-11.
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 3ea8a244b6…a11c66now …
2. Block Merkle root changed
stored 4826b089ec…f8f25enow …
3. Block #1001 hash changed
stored 27a45e406c…f7917cnow …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 26 records. Each step hashes the current value together with the sibling shown.

leaf 3ea8a244b604cdf41ebb256d09bf3a3b93bf32a5aa2887073fe74af0e6a11c66
01 L 29c60486b5039f0a88e4c6a0451cca90b968ce9a94dfcaf9f94b766bc93a8241
02 L cd28d7aefe9060164daa3e1bb9f2fed7e63233e8bbfe079a47067f448dbef9a2
03 L a8ca12b446b55107abb1ea2511f205106d5afd84627b2f53fd0dcdbc909003dd
04 R a61429af50b9bd8660f5068eee085818564335cb29acb9f8f33a9bce1c6a7523
05 R 5cad90693c415c73efca1d5a987abeaf37dd5a57ba7d2d2cdc0a4f2b66c44079
root 4826b089eccbd70036bcde30cf699afa959346dfcd66d473bba7173beef8f25e