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 - ILOCOS SUR 1ST DIS Award a ₱981.1K contract to PROGRESSIVE DESIGN AND CONST.National agencies

Transaction hash:

69b511bcebf469e4e6784f84e31eed1ab5945169e553dc251df246913c8a0bb3

Status:

Included and unchanged

Block:

#1,284 4,729 blocks after it

Position in block:

Transaction 23 of 63

Award day:

Nov 2, 2011 (15 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

To:

PROGRESSIVE DESIGN AND CONST.

Value:

₱981,104.18

Project:

Repair and Maintenance of Bical Revetment, Brgy. Bacsil, San Juan, Ilocos Sur

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

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 #1,284 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 - ILOCOS SUR 1ST DIS awarded it to PROGRESSIVE DESIGN AND CONST. on 2011-11-02.
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 69b511bceb…8a0bb3now …
2. Block Merkle root changed
stored 4736bf1b7f…bbc0d7now …
3. Block #1284 hash changed
stored 3e7bf1aa53…42f3ffnow …

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 69b511bcebf469e4e6784f84e31eed1ab5945169e553dc251df246913c8a0bb3
01 L 6852005b12b4b26c1dd767383cb67d6b6b3ec68d8ae1258b7b1511db5f1aecb1
02 L d96bd1d1609191457306ba73ff90b35e5962e2ab6d267f1cb58ad4a50f84e91e
03 L 2846dc9203e182bb43d58017a7dbfacd16ac1d6666a51b69856003bd528950f9
04 R 764aa217f3eafd9f8408c6d7e404ee1f28dbd96ac919984d4ff82cfaa40e18c2
05 L 1656eb7481619c8a9f1afd28e1bcfa569b430f9d04de540854575373d28d95a9
06 R c0e7107cbf5001965668fda5382862d5a057b14b2f96456ea0f9c048a2597281
root 4736bf1b7fbc9ae83152c70b291f537c59a34350a91dc85773d76dcd87bbc0d7