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 - REGION IV-B Award a ₱95.8M contract to PERSAN CONSTRUCTION, INC / R. R. ENCABO CONSTRUCTORS INCORPORATED - JVNational agencies

Transaction hash:

47acc6be6df0ee563abd7e50fd0f5fedd64b342f91406f37cb41a1994214f589

Status:

Included and unchanged

Block:

#2,771 3,242 blocks after it

Position in block:

Transaction 25 of 107

Award day:

Jun 21, 2016 (10 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B

To:

PERSAN CONSTRUCTION, INC / R. R. ENCABO CONSTRUCTORS INCORPORATED - JV

Value:

₱95,810,781.60

Project:

16000

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B

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 #2,771 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 - REGION IV-B awarded it to PERSAN CONSTRUCTION, INC / R. R. ENCABO CONSTRUCTORS INCORPORATED - JV on 2016-06-21.
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 47acc6be6d…14f589now …
2. Block Merkle root changed
stored 1c068047b8…dbf571now …
3. Block #2771 hash changed
stored 110843378b…81e68fnow …

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

leaf 47acc6be6df0ee563abd7e50fd0f5fedd64b342f91406f37cb41a1994214f589
01 L 45b2ddf7b6ad13515b0da462a16918d19a9870c5e937cfef2aff055d4e0b97a3
02 R 0a1cf344fd516035df302fbab6d30db6105c07608f61b8de04eca34840909ed7
03 R 46b5aba7a9f46283bef64c0c90a51ff214dce6093c565bb4c325f4048d86024a
04 L b51b82a27a05ef7680dc3e1e791157eaffe5a0ffaf97e96873036fc058248de9
05 L 18f40cf8e6d4e3ca66f6efb93793c63dde02eea95084f9b4c5e5eef7d9fd92c3
06 R 6fe393e7e164bb09081155edd82019e584aa6d1359094bda14b4c1ac17e42a0c
07 R 593483b1c0d2accbb0225b3a6c08a6158945ed6dfa4073fba4eee188b4fd10c9
root 1c068047b8b1da27279467fb675fa64ca9463bf4b016454f20b80e346cdbf571