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 ₱855.5K contract to POLYMER-VIC CONSTRUCTIONNational agencies

Transaction hash:

ecc48e7d219085ea940b114dc0ff5fbc29af90da734f2496ad498bf83a97400e

Status:

Included and unchanged

Block:

#245 5,768 blocks after it

Position in block:

Transaction 39 of 43

Award day:

Dec 28, 2007 (18 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - FDEO

To:

POLYMER-VIC CONSTRUCTION

Value:

₱855,472.50

Project:

Construction of Concrete Revetment Barangay Pagalanggang, 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 #245 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 POLYMER-VIC CONSTRUCTION on 2007-12-28.
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 ecc48e7d21…97400enow …
2. Block Merkle root changed
stored 2b63da6ca5…968f76now …
3. Block #245 hash changed
stored 12106f9398…f96238now …

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

leaf ecc48e7d219085ea940b114dc0ff5fbc29af90da734f2496ad498bf83a97400e
01 L e22462e365fc0b48c6433e1547125cbabdfef138d4240cefe1a27782d5b1cc8b
02 L 31a1ab2ece2f210a222baf137a39bc88b76b4bdeb9494e0dbe772cfb589331f2
03 L c58b58f55a73fb80c4365929bec99373e2d293d04250997abbd435ae4deeb52f
04 R 1609b79b89cfd419ff9bc91ef3140a197480ab8141b51b210486dc267271d176
05 R 01b59bfab38fdec6a2ac202907f8bb9d47fe6c059e4a9ebf455ff7b60d6a8534
06 L e0a7a0629e80a68b9b35ba012f8c8bba607fda2d229ff9a6967d5ea9dc7dad19
root 2b63da6ca5fe159f7aacc952736aaa5463843e8f0881c18bcf8ab96f5e968f76