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 - SARANGANI DEO Award a ₱688.4K contract to SAREX BUILDERS AND SUPPLYNational agencies

Transaction hash:

475c19c69ec0bb1c2458f597a97ecc2ee35cb7ad09c09693047ca2f55f5b3923

Status:

Included and unchanged

Block:

#794 5,219 blocks after it

Position in block:

Transaction 9 of 57

Award day:

Feb 8, 2010 (16 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SARANGANI DEO

To:

SAREX BUILDERS AND SUPPLY

Value:

₱688,381.89

Project:

09ME0143 Cluster 6 - 1. Const of Brgy Hall Brgy Poblacion 2. Malapatan CES all of Malapatan, Sarangani Province

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SARANGANI 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 #794 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 - SARANGANI DEO awarded it to SAREX BUILDERS AND SUPPLY on 2010-02-08.
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 475c19c69e…5b3923now …
2. Block Merkle root changed
stored 99ae903db6…3c2a45now …
3. Block #794 hash changed
stored 39b97dd6a3…ba168bnow …

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 475c19c69ec0bb1c2458f597a97ecc2ee35cb7ad09c09693047ca2f55f5b3923
01 L 3edb621054419d067cafec8eb426b1807f8ea69a0a7c6410b62b016c5e93d0b4
02 R 565a379593a09ab13e806eaf570040574f942fb71f142b95f00a1add82475ab0
03 R fd303e8e5e3eea2dd64df866f619fc7664cefa1fc0b7f4cdbf79ab38619c0f4c
04 L 56a41220d45e31d28d7fa033da83109ba6fa51cc371ff66d6766b460544cc3e7
05 R adff41d5b7f3af3694dba5cdb84231e55f54757b7e7a16fa6e0343ce6d3434b6
06 R e5afe56ac964b32506cf2ca111a837244f6b649ab7c614e18d73c89a322d8b0f
root 99ae903db66219c1cd4cb2767c2cf44887f17a4e66bee63e543f97fb513c2a45