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 ₱4.6M contract to AQARICH CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

879e97f2c810bef30b1f269eb9dab110955d06b08bca513ed246380eb0b51931

Status:

Included and unchanged

Block:

#3,290 2,723 blocks after it

Position in block:

Transaction 35 of 71

Award day:

Dec 30, 2017 (8 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 2ND

To:

AQARICH CONSTRUCTION AND SUPPLY

Value:

₱4,631,730.02

Project:

17II0224 School Building

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 #3,290 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)
DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.
Partly
Open
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 AQARICH CONSTRUCTION AND SUPPLY on 2017-12-30.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17II0224: Terminated, 0% physical progress.
Found
Open
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

2 of 8 documents found, 1 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 879e97f2c8…b51931now …
2. Block Merkle root changed
stored 800f3708c0…1e03ffnow …
3. Block #3290 hash changed
stored a4f5670662…f5ffddnow …

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

leaf 879e97f2c810bef30b1f269eb9dab110955d06b08bca513ed246380eb0b51931
01 L 87440831c76773d60d7af297c88cb5865cde4ce65308bc31f839f5bf2447ab28
02 L cdce4249d961c4609cea63e4b45960544a50cd2dd044c8777078bf5b1c3a125c
03 R a4b74ed9410f2097cf30bfd4f0ba1f7b7c965a1444ff50d4d83a8d218354e28a
04 R b73f77f1cf1fe1d4ec912f19443c3b8e75a93d9c37345a1eee57451eba96bcf6
05 R 40d0a170fc693de11ef448f08cd319ee0a2038f6ce4a63be0b1b606125244001
06 L 9c63a8a5442fa4ab07be38712e0d1af41f5556599d57156b9e3d341c6528a4d3
07 R b451a90c9d895d813c9007b1406715d110ce92914274e347118ffbd6042ea5c5
root 800f3708c0f196d95532152fdf0a47c53f57197d0621ca43df51fa31901e03ff