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 & HIGHWAYS - LDN 1ST DEO Award a ₱3.8M contract to LANAO BUILDER & ENTERPRISESNational agencies

Transaction hash:

3d53b3d302ec7fbafa052f38300e9cba2b13d3677b63733c0efe40e48ac22fac

Status:

Included and unchanged

Block:

#545 5,468 blocks after it

Position in block:

Transaction 7 of 26

Award day:

Feb 27, 2009 (17 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

LANAO BUILDER & ENTERPRISES

Value:

₱3,792,457.38

Project:

Construction of Municipal Road at Magsaysay, Lanao del Norte, Sta. 0+000 - Sta. 3+220 with exceptions

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & 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 #545 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 & HIGHWAYS - LDN 1ST DEO awarded it to LANAO BUILDER & ENTERPRISES on 2009-02-27.
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 3d53b3d302…c22facnow …
2. Block Merkle root changed
stored 5a85767e2f…95004dnow …
3. Block #545 hash changed
stored 5a2301f2af…24d5banow …

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

leaf 3d53b3d302ec7fbafa052f38300e9cba2b13d3677b63733c0efe40e48ac22fac
01 L 345fd5933bb1098f16d1566395fd1b07530e27f3ca8b9e3503cffbf177c74c0c
02 L 41a67bda86b6e187dcaba3984c8000ab4829e09d461c569ab7d25fc1d1501c5e
03 L bee3cd6f777081c5f58c1af5631c64eb2984dfc205f6ae63465b0635697f4b21
04 R fdbd6f618e405551854a8f7b8b3168c784d0e31c901f724909c5a2641d9c9f4b
05 R bd4985d8b8d8620262ad5301d436d7188c2562c461a7d8367c475d293bf2bbe6
root 5a85767e2f119b07517db332e0d2b442adfa4979e89d067546543f014b95004d