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 HIGHWAYS - CEBU CITY DEO Award a ₱673.5K contract to SERCHER DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

e5940a7de466ceecc9d522ba123df6159d26f12c50799ad70e5526cd0c870826

Status:

Included and unchanged

Block:

#1,110 4,903 blocks after it

Position in block:

Transaction 48 of 57

Award day:

Apr 1, 2011 (15 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

SERCHER DEVELOPMENT CORPORATION

Value:

₱673,500.00

Project:

Repair / Improvement of Multi Purpose Building, Day Care and Senior Citizen Building, Barangay Kasambagan, Cebu City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU 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 #1,110 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 HIGHWAYS - CEBU CITY DEO awarded it to SERCHER DEVELOPMENT CORPORATION on 2011-04-01.
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 e5940a7de4…870826now …
2. Block Merkle root changed
stored 69c77df310…288a9dnow …
3. Block #1110 hash changed
stored b22dd7f020…19dce5now …

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

leaf e5940a7de466ceecc9d522ba123df6159d26f12c50799ad70e5526cd0c870826
01 R e75cef2e40833961c4678f93bd01523a917427b87152c183770656bae5314de6
02 R e597e5d0cbf149c8034306d77d0e5efd77416b2d0a8a779512c755b8845960b4
03 R be703ecefdbbff2473a464a1497862c8f5710f72f75d2cca7f8a5bef8e9ffcac
04 R 001f7c87569ebfa1b905bf6fecc7f369344ad89001620b47112cc6751a8fc265
05 L 909561e5b1ede8db05a10666fb5a2899c08396b4326d08c637b3abfa62870c07
06 L 4c4e7f952d66bbbc97de6b54181fcbe282304ede101d75887e5bac8cdb2c0c1e
root 69c77df310b8e09c5a1c4612e9d3d899076d6b5d268c48f6cdbecbb474288a9d