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 - SOUTHERN LEYTE DEO Award a ₱4.6M contract to MA-AN CONSTRUCTION CORP.National agencies

Transaction hash:

3619259eb4e07dd052be8646da7102562bb9d601ed196b5380721400e886c617

Status:

Included and unchanged

Block:

#2,085 3,928 blocks after it

Position in block:

Transaction 15 of 74

Award day:

May 26, 2014 (12 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTHERN LEYTE DEO

To:

MA-AN CONSTRUCTION CORP.

Value:

₱4,646,507.90

Project:

14-IL-0035 (Construction of Brgy. Ma. Clara & Cagn

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTHERN LEYTE 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 #2,085 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 - SOUTHERN LEYTE DEO awarded it to MA-AN CONSTRUCTION CORP. on 2014-05-26.
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 3619259eb4…86c617now …
2. Block Merkle root changed
stored 82c5b23a84…684c58now …
3. Block #2085 hash changed
stored 3503c79464…82cd2bnow …

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

leaf 3619259eb4e07dd052be8646da7102562bb9d601ed196b5380721400e886c617
01 L 2ff902ac6c7365ee071ee0e54d546fdccf3fe31235237dae8e36fa7d1caa473e
02 L 68df1e265def0bca436b177504fbd3b43257323fa6d234866f3217b5e2e6aa74
03 L 80c2c89db560813aa4d214cc9f2b19340024e6ecf4c88e38114cb413463585e5
04 L 548848cb411b3da99870c108fe794062e430a66200287f2a3b08844fd57f3ca8
05 R f5cf31fc250d1fbcdfd3f886bb26f99f67fa8c0e5d78fd095256d865447fef00
06 R 3dd88ae3c0bafa5f0abefa098228a34bba6aeaf971ea79d5df4f4a43999b4c89
07 R 363053e4ccd3aeb7343ed3a823deb0fc3f6703193a1e3dd4348cd805a308e602
root 82c5b23a8494d0738ea8819f087b2e84eab44e97141259820644fd0309684c58