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 - AKLAN DEO Award a ₱2.0M contract to NAGAMOS BUILDERSNational agencies

Transaction hash:

c3189fb4923cd20e39656b5e860c3fce149defdc7c940208c973e4a780af7a0f

Status:

Included and unchanged

Block:

#4,252 1,761 blocks after it

Position in block:

Transaction 83 of 102

Award day:

Oct 16, 2020 (6 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN DEO

To:

NAGAMOS BUILDERS

Value:

₱1,953,009.98

Project:

Rehabilitation of Multi-Purpose Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN 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 #4,252 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 "Regular Infra - GAA 2020 LP", i.e. the FY2020 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 - AKLAN DEO awarded it to NAGAMOS BUILDERS on 2020-10-16.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20GA0177: 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 2021-01-04). 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 c3189fb492…af7a0fnow …
2. Block Merkle root changed
stored 093b9be560…1bbda7now …
3. Block #4252 hash changed
stored 84aa11626a…f93f28now …

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

leaf c3189fb4923cd20e39656b5e860c3fce149defdc7c940208c973e4a780af7a0f
01 L c27f4829c23c8fc4b04f3055a316bee8d5343803b3e47ca2a35082ad1e296cee
02 L a983212b547c08f73f0d67a315eac38080f322ec2cc318c4d3cb99731bb816f0
03 R d53c27191f8cbe5b05bbec62abff7e0ed2d621b72216e3b2e8c698a9109b5c85
04 R bab6b7abaaedf727a55d2ee7e97b78a51fe2399490e5fefc0675785cf41ac984
05 L 6e1473bb804f003fff2b8ad234bbc8848e1d6faa5105bfd2755e33b215c1f9c3
06 R 24fb9a4f5a3ab60269f77329d5038f94fad0b4f8af3b4e4e6aa1df331648a4f9
07 L c8924c0f28637a7b9ea990d3f6aa97581137a393aac2c2e62caaf60e8ff874d4
root 093b9be5600d19b18543303358f528a5c16ca30d3f830ca81e8014855a1bbda7