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 ₱3.7M contract to AL-FAHDEL CONSTRUCTION & ENGINEERINGNational agencies

Transaction hash:

5de74fa43c8aaf5a5d195edb8747b2eb270518d2d53f3d370e65f39deb951da9

Status:

Included and unchanged

Block:

#569 5,444 blocks after it

Position in block:

Transaction 7 of 26

Award day:

Apr 1, 2009 (17 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

AL-FAHDEL CONSTRUCTION & ENGINEERING

Value:

₱3,693,740.00

Project:

Construction of Cabuyao River Control, Salvador, Lanao del Norte

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 #569 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 AL-FAHDEL CONSTRUCTION & ENGINEERING on 2009-04-01.
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 5de74fa43c…951da9now …
2. Block Merkle root changed
stored f0891822e5…199643now …
3. Block #569 hash changed
stored 4049a294fd…3c56c4now …

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 5de74fa43c8aaf5a5d195edb8747b2eb270518d2d53f3d370e65f39deb951da9
01 L 40fea3f411c421b2136ebcd8e7c1a7c2d6c085a2806222e3f98091c9b9746b35
02 L 749813b155c4a08f1117ac5f4c1efbff2dc3f79fde0e16c4e1e58c0bcabfe12e
03 L 34a683a320d3150a2d4bab10a5e707756bd79e8844d495c22744364edc69d552
04 R 2179953cea3503ed71578726b025625a940cf3a91077c55ca1789c18735382ba
05 R 4d3e87618094a2da9ede7431473ca6343c3179ffd06abf1d4a1d56b86e2131f9
root f0891822e501595b5879bf1f93cf2f772967cb4bc197a841aebc68e7e5199643