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 - CAGAYAN DE ORO CIT Award a ₱2.7M contract to C. DY BUILDERS AND GENERAL MERCHANDIZENational agencies

Transaction hash:

2d82e4ecfdccccdea4b7e45faf1768a642dd5a61ea1f11a6ebb63a34a4be6bf2

Status:

Included and unchanged

Block:

#1,295 4,718 blocks after it

Position in block:

Transaction 20 of 57

Award day:

Nov 15, 2011 (14 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN DE ORO CIT

To:

C. DY BUILDERS AND GENERAL MERCHANDIZE

Value:

₱2,738,025.55

Project:

11KD034 Concreting/Repair of roads a. Brgy. Indahag, b. Brgy. Lapasan All of Cagayan de Oro City Re-advertised)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN DE ORO CIT

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 #1,295 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 - CAGAYAN DE ORO CIT awarded it to C. DY BUILDERS AND GENERAL MERCHANDIZE on 2011-11-15.
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 2d82e4ecfd…be6bf2now …
2. Block Merkle root changed
stored 785120f65d…beea56now …
3. Block #1295 hash changed
stored 648088afab…9bbbfenow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 56 records. Each step hashes the current value together with the sibling shown.

leaf 2d82e4ecfdccccdea4b7e45faf1768a642dd5a61ea1f11a6ebb63a34a4be6bf2
01 R 2ea6086b04ace0b30bd0f2b92aa15e69374fc6b60523c61bf1c97f0fbca9b545
02 R 6619c06e2154de2636684eb4a96074a4932e67c8171c52d3116bc96dbed7a8d1
03 L 5d6df9e47f4a2bd79547bcd32dc5bbbb1fbc5bd03feb080d98a758fbb0b0134b
04 R 8253d18a78e6e428b750f9ff8eb9fa6571a95cc9f09dc3f68f6bc6dc41bc3887
05 L 05c787f123a6233e9e1645117d9c95ca1f0c1ab9f8ec4787ca47f2099edc356b
06 R 9c69f0227b2efee1fba511d2bf0ee17aa342f9c0c868e492859ba31d2b580c9a
root 785120f65d235c8685275783b658cdb70e0d38778c9cb9cc8be44516c0beea56