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 - REGION XII Award a ₱9.4M contract to SAREX BUILDERS AND SUPPLYNational agencies

Transaction hash:

80bcd7e0942285bb3a4c1a8454a3676bf20de94e6c0bff2e5cbc9bf0f501f497

Status:

Included and unchanged

Block:

#562 5,451 blocks after it

Position in block:

Transaction 4 of 8

Award day:

Mar 23, 2009 (17 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

To:

SAREX BUILDERS AND SUPPLY

Value:

₱9,389,804.05

Project:

08ME0205 Sarangani-Davao del Sur Coastal Road Cablalan-Baliton Section

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

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 #562 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 - REGION XII awarded it to SAREX BUILDERS AND SUPPLY on 2009-03-23.
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 80bcd7e094…01f497now …
2. Block Merkle root changed
stored 7dfb56eec1…0d727enow …
3. Block #562 hash changed
stored 6060348740…0be7bfnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.

leaf 80bcd7e0942285bb3a4c1a8454a3676bf20de94e6c0bff2e5cbc9bf0f501f497
01 R b1e92866fce093d18f02d3273123f6373edc3aac3496fab987125064356cd427
02 R dc6bf7fed84ef749d498911743ce4e9da1501922e726dc358fa5fbf7590c599c
03 L 869306793dfbe5127ecc2ec5d643ecc8b0f5a45e6a269f2dd7f195b6439deb3d
root 7dfb56eec17914fd9b67f4940c152689de7a38042563248d4ff67083db0d727e