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 - LDN 1ST DEO Award a ₱11.9M contract to LANAO BUILDER & ENTERPRISESNational agencies

Transaction hash:

f576e6c4bb9cb60fff4dc55ecf4ff90498aac506bc6e4617b55141e70c6dc46c

Status:

Included and unchanged

Block:

#1,345 4,668 blocks after it

Position in block:

Transaction 101 of 111

Award day:

Jan 9, 2012 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LDN 1ST DEO

To:

LANAO BUILDER & ENTERPRISES

Value:

₱11,905,746.25

Project:

Road Upgrading (Gravel to Paved) Based on Gravel Road Strategies, Traffic Benchmark for Upgrading to Paved Road, Bacolod-Madalum National Road, Munai, Lanao del Norte (Km.1570+845-Km. 1571+405

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LDN 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 #1,345 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 - LDN 1ST DEO awarded it to LANAO BUILDER & ENTERPRISES on 2012-01-09.
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 f576e6c4bb…6dc46cnow …
2. Block Merkle root changed
stored 31298baa6a…44d4e8now …
3. Block #1345 hash changed
stored a7d5fcdfbc…e28b7anow …

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

leaf f576e6c4bb9cb60fff4dc55ecf4ff90498aac506bc6e4617b55141e70c6dc46c
01 L f2f832cb8ec8d701d24a3016004084cc2885390dbe056f34ea98ab7861079ea8
02 R d56d62aa76b23736424ab7176d2659d19cb73e41aee4ebb5ecd55844f6d5574e
03 L 9d1690d97d3a2df857e50332f766ccec399dcb1d3545bffc586c4ec1a40117d2
04 R 8b6e31ca2bb5fe86e2eb88b69b8cade70e8da231c9a58809717a7a5770b0f5fe
05 R 9063f165e833d2db149b02d5cc954477ad57f3db89edf3a9009222adeef57782
06 L 12883677e5d0caa19679de92afe26d4eb5420cb48cb86d81dc7d6180b073a0e1
07 L c7f78f74293dbdc35a76c9884c2178356e7819494d3a1c56d6f979d89a6814bc
root 31298baa6a129c78298e20d4bee583dc60d30a46c576b93f9357103c4644d4e8