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 - PANGASINAN 3RD DEO Award a ₱9.9M contract to W.J.P CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

10ff38ee324fa67d4420ae5918eb8b319d07d1f123a5a16064ab632a3682f28c

Status:

Included and unchanged

Block:

#1,493 4,520 blocks after it

Position in block:

Transaction 7 of 103

Award day:

Jun 29, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

W.J.P CONSTRUCTION & SUPPLY

Value:

₱9,890,330.80

Project:

Repair/Maintenance (additional pavement width) of Pangasinan-Nva. Vizcaya Road, km. 174+000-km. 187+000 with exceptions, within the district

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD 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 #1,493 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 - PANGASINAN 3RD DEO awarded it to W.J.P CONSTRUCTION & SUPPLY on 2012-06-29.
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 10ff38ee32…82f28cnow …
2. Block Merkle root changed
stored c27ef5f85d…9575b8now …
3. Block #1493 hash changed
stored 8c03d06cb1…b722afnow …

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

leaf 10ff38ee324fa67d4420ae5918eb8b319d07d1f123a5a16064ab632a3682f28c
01 L 0abbf013e02179df7e9a07ad55a13948971c50f441bdd5981dde26eb1aee277b
02 L 9da86c41fbacf6f087e8af4ba248e99710a689c5ec9da920f2be42b00646fcbd
03 L f407de1baea23292fdd1b12226a60662699652999ade14923b58509d8e9e0450
04 R b543c1e3a556512325bcacad13adb0a720341b6eb0bc5ddbfaf03fb80439ba51
05 R 2e27ffc44168c4090d7432336ffb7b8aef5cc795b2d4bb2530e0e4edf337645f
06 R 57e36dd159fbeb19fd31166e3c55aa377d4bb6604be63d2e7d10690ac4b59a29
07 R 9002d794afebe0f024458c920fcb6f3e517019fb45532a87d110f7da95252a99
root c27ef5f85df09840a9e865d166a24f54b0539153eb099d68cbb4c77e6a9575b8