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 ₱1.9M contract to AL-FAHDEL CONSTRUCTION & ENGINEERINGNational agencies

Transaction hash:

2c1eff8eac6a4d4e461d9c9e53da84a7d1f88afedade25b4fa4f287ddd575525

Status:

Included and unchanged

Block:

#2,061 3,952 blocks after it

Position in block:

Transaction 21 of 111

Award day:

Apr 28, 2014 (12 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LDN 1ST DEO

To:

AL-FAHDEL CONSTRUCTION & ENGINEERING

Value:

₱1,917,943.62

Project:

14KG0001

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 #2,061 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 AL-FAHDEL CONSTRUCTION & ENGINEERING on 2014-04-28.
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 2c1eff8eac…575525now …
2. Block Merkle root changed
stored cb414b01e7…ca1df3now …
3. Block #2061 hash changed
stored 1a380f3aa0…de2a15now …

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 2c1eff8eac6a4d4e461d9c9e53da84a7d1f88afedade25b4fa4f287ddd575525
01 L 2bb37d288a3f9bc32fa16b050921937772e6dd9be3e862aa7ae38194ed6084d8
02 R ef52d215c34269fc6d24670ad08c09c0def67b948031b022f47705fd3773611c
03 L 095a0d28c4d7c2a1ad0f19d6294549639dd2a089d557977becec958b9990aad1
04 R 3a933e1d52b41ede802f59c18ead7dae726f1acabf2d757c95447dbfc4d6bb91
05 L cb4743dc886825d7b4b8929aeeb793f0c62793939de51e12880fdb1d8758d18b
06 R f4d437fecf61d216d71a3899cb02edea59e991478378cec9784c1256cb59193d
07 R c64881cf1ecc3874767626f69a68b607b582ea076f067fa17b59c7d29ebcefd0
root cb414b01e7b68e6db1393c43bdc129c774b31443aa69eb14d6fa0b731dca1df3