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-BULACAN 1ST DEO Award a ₱285.8K contract to ADIMRE CONSTRUCTIONNational agencies

Transaction hash:

447bc84016e75496a8ea22fcea91141a170c8ffc1fd3992ee710a65ab250b966

Status:

Included and unchanged

Block:

#508 5,505 blocks after it

Position in block:

Transaction 10 of 25

Award day:

Jan 9, 2009 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

ADIMRE CONSTRUCTION

Value:

₱285,848.30

Project:

Concreting of farm to market road at brgy. Dakila, Malolos, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST 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 #508 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-BULACAN 1ST DEO awarded it to ADIMRE CONSTRUCTION on 2009-01-09.
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 447bc84016…50b966now …
2. Block Merkle root changed
stored 80e9a78bd5…d238b3now …
3. Block #508 hash changed
stored 6f2f54dbd5…a5a849now …

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

leaf 447bc84016e75496a8ea22fcea91141a170c8ffc1fd3992ee710a65ab250b966
01 R 47e7eb245cb8ced628d150345617ca2275d0f9b2eb3020c390f7c773a66fb5fc
02 L 4d4a07099c3dc632d630d1dd882b9684c5a60cc99eae37a5c4daf3758676493d
03 R ec5523233b8d03ec1d7ef92ba5d7dfb0f4d8bf4298499fcc3a3f4fb0fa8e457f
04 L ddd8084faba19ec92fb70e8cbe4cf98d9c7985488d11d4c1cfb5d80674c0d90a
05 R ed3b5d61d40b5c0b2d94d55166b03b899020c4f1ed192f3d190e35341d606456
root 80e9a78bd5357030b27520dbd0d0c3555904f73a2d033a3e7d609d5cfad238b3