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 EDUCATION - CITY SCHOOLS DIVISION OF DASMARINA Award a ₱2.4M contract to IVY CONSTRUCTIONNational agencies

Transaction hash:

8ce39d704713e8d18d2dbdf526a6b13f5ecdf71e0324e880435edee0fdd65bd5

Status:

Included and unchanged

Block:

#1,395 4,618 blocks after it

Position in block:

Transaction 63 of 119

Award day:

Mar 6, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF EDUCATION - CITY SCHOOLS DIVISION OF DASMARINA

To:

IVY CONSTRUCTION

Value:

₱2,419,401.46

Project:

CY 2011 BEFF Repair / Rehabilitation of Classrooms C1

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - CITY SCHOOLS DIVISION OF DASMARINA

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 #1,395 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 EDUCATION - CITY SCHOOLS DIVISION OF DASMARINA awarded it to IVY CONSTRUCTION on 2012-03-06.
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 8ce39d7047…d65bd5now …
2. Block Merkle root changed
stored 4095c179f0…2d9c01now …
3. Block #1395 hash changed
stored 8e2bf8f296…33d55cnow …

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

leaf 8ce39d704713e8d18d2dbdf526a6b13f5ecdf71e0324e880435edee0fdd65bd5
01 L 8be5813500f177922f29cdc47e35a5cf0a96bf9543a71c75e7a416cf22a6209f
02 L 6fe6188687c99b2e6948f96dedbf0238cb4baea4f93515a5d56ae7e6dcdccbcc
03 L 7fdf2ed4cbc51630f657866f281629e8aa2633b1905230da3951a11c66ba3d9b
04 L 64038697520356183ff4a5d8ddf9a5cab0fd45f73e449eb35165c17afd6cd9b7
05 L c79729bd0291e1334e52ec466a7ef3d0e6955f074103a2c87f36f54b5885265e
06 L c1564228fbbf43eb37ca8ba98cc22e6de9a33625888799740b7fc9426ed49482
07 R 31f5185a210bee91734051e6751d8c708df13ccba94c0b4b316088c55ff86e3f
root 4095c179f0fb54e25e3fb2efe3a85f6525f9f65fbcb7a14e6818a4591d2d9c01