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 - ZAMBOANGA CITY DEO Award a ₱8.0M contract to LL CONSTRUCTIONNational agencies

Transaction hash:

486ed03c7c695d2b8d3b63e228e9b09128df2f97ea871a75020be5309bdf90c2

Status:

Included and unchanged

Block:

#3,098 2,915 blocks after it

Position in block:

Transaction 63 of 221

Award day:

Jun 9, 2017 (9 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA CITY DEO

To:

LL CONSTRUCTION

Value:

₱8,027,322.48

Project:

CONSTRUCTION PROJECT

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA CITY DEO

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 #3,098 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 2016 DepED BEFF", i.e. the FY2016 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 - ZAMBOANGA CITY DEO awarded it to LL CONSTRUCTION on 2017-06-09.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16JA0130: Completed, 100% 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)
DPWH marks the contract "Completed" (end 2018-01-05). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 486ed03c7c…df90c2now …
2. Block Merkle root changed
stored 0c57683b72…8631c8now …
3. Block #3098 hash changed
stored 6326138b58…27ce79now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 220 records. Each step hashes the current value together with the sibling shown.

leaf 486ed03c7c695d2b8d3b63e228e9b09128df2f97ea871a75020be5309bdf90c2
01 L 45f72a1ff0a72d2d2043ea77cc9f4bf0e91b385881e3ee794324744596aa8f49
02 L d7660a403f3fef2a71abcc8b6496fa42e72485128e196417107d897ffe4cd19a
03 L 402f2bcdda87b124750a64589198c9f8362fdf6f9f637381cf94aaf927a60db9
04 L fa04c8881692378dc0890641da1bffd30ebe34efec8d45175fd267de57de93da
05 L f3fb4b99db5f27a7fbc5f0e638bee5bb64bb665d989686ac93951026fa97ed61
06 L bb8159acc433e0691aa2667cb64914eb3686f6ca272bfa9cf2d06782073f7af2
07 R b9d1fe80d066e32c6c013268176b10f3f91042dac462206667185a7945258873
08 R f69d160687b07a7a832d118078f4d9c1c6b6b99c7ae5bab3d9b457ec44c1d327
root 0c57683b72e893178da0f820e10aedeed9712a624041987ad8d1658d7b8631c8