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 - QUEZON 1ST ED Award a ₱482.2K contract to ANNCON BUILDERSNational agencies

Transaction hash:

a2e7db7338d7384e635d7bbadd1c39b46b77583ca1fc9b5198d798f7e8b06e94

Status:

Included and unchanged

Block:

#3,724 2,289 blocks after it

Position in block:

Transaction 14 of 26

Award day:

Apr 1, 2019 (7 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST ED

To:

ANNCON BUILDERS

Value:

₱482,150.56

Project:

19DK0080

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST ED

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 #3,724 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 - QUEZON 1ST ED awarded it to ANNCON BUILDERS on 2019-04-01.
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 a2e7db7338…b06e94now …
2. Block Merkle root changed
stored e8485ff3b2…965aeenow …
3. Block #3724 hash changed
stored c09618f5a1…1436eenow …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 25 records. Each step hashes the current value together with the sibling shown.

leaf a2e7db7338d7384e635d7bbadd1c39b46b77583ca1fc9b5198d798f7e8b06e94
01 R ac94aefd478e23599798345d4052edf6e6cb67195a643e0a551f5efb76f5025d
02 L 36c495b68eb162968f609f493f946b8ad28483c2f2a297c7d9490ba1116d5f97
03 L 3bd022e42801263eac89b0e94488be3f00abc65d8c7ad4fa725baf1cfb99a21d
04 L e439ebbcfb5b8a021e469898650fae403717541960cd332d3542dcd5f02d2d9e
05 R cc94cf08d8c4ec1e026ec88843e2b35266fc15807f7932f168d081ba0eb1194a
root e8485ff3b2d7e886e815cc92077683f51227f726ea5ea13476001b8207965aee