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 - CEBU CITY DEO Award a ₱898.5K contract to MBD GENERAL CONSTRUCTIONNational agencies

Transaction hash:

66b3dce3f7caa54df55b951e906be30099c1c1d3fdfc60343bdc6fe88e36c269

Status:

Included and unchanged

Block:

#1,491 4,522 blocks after it

Position in block:

Transaction 28 of 62

Award day:

Jun 27, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU CITY DEO

To:

MBD GENERAL CONSTRUCTION

Value:

₱898,463.23

Project:

Cluster II-BLDG a.) Repair / Rehabilitation / Renovation of Barangay Hall, Brgy. Kasambagan and b.) Repair / Improvement of Multi Purpose Bldg., Brgy. Bonbon, Cebu City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND 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 #1,491 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 - CEBU CITY DEO awarded it to MBD GENERAL CONSTRUCTION on 2012-06-27.
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 66b3dce3f7…36c269now …
2. Block Merkle root changed
stored d4e70034a0…4fe686now …
3. Block #1491 hash changed
stored 213a30d0d2…a634benow …

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

leaf 66b3dce3f7caa54df55b951e906be30099c1c1d3fdfc60343bdc6fe88e36c269
01 R 68a03854205c167b940c2a728242fd5aeedd4cda5b2ff088df528c67b1b56e71
02 R 26ce27fb2d4e86c8d2629b1d949ced7c6a8f4b1ea1edcc9ab9512bfed08cf894
03 L 24f13d0315ac9f5ed6f0edcda79a62090fc477396d87b08afa173f6a0697ab0d
04 L 8a4c987fb07999f1a2e6e6ef851fc76688660a60e87c0f50b6ae3f107d1f8b98
05 L 69d5aa5d1861743343cc51f3ebe6731249fa4664f99b46b4033060246caade6b
06 R 1c24ebe54f2374fc503fa689e98080df36eef9f87638651da53e12419cf79acc
root d4e70034a0c7f0970ebad51ce27700a8a0c5e8db4b87c2cb84b6a711f64fe686