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

COMMISSION ON AUDIT - REGION VIII Award a ₱5.4M contract to SAMARIÑAN CONSTRUCTIONNational agencies

Transaction hash:

abcbea98541e5fc15872c8f6191bf7b1bb9fa7a880b9c2e9288f4ae5db2e7f0c

Status:

Included and unchanged

Block:

#2,891 3,122 blocks after it

Position in block:

Transaction 67 of 113

Award day:

Oct 27, 2016 (10 yrs ago)

From:

COMMISSION ON AUDIT - REGION VIII

To:

SAMARIÑAN CONSTRUCTION

Value:

₱5,389,169.46

Project:

Infrastucture Project

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

COMMISSION ON AUDIT - REGION VIII

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 #2,891 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)
COMMISSION ON AUDIT - REGION VIII awarded it to SAMARIÑAN CONSTRUCTION on 2016-10-27.
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 abcbea9854…2e7f0cnow …
2. Block Merkle root changed
stored 1c1da7ee5d…08ffc7now …
3. Block #2891 hash changed
stored 33ae6bcc70…14f0e2now …

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

leaf abcbea98541e5fc15872c8f6191bf7b1bb9fa7a880b9c2e9288f4ae5db2e7f0c
01 L a6dc363e88f316a36718593935ce9195063e7d759628ea2cfc849d7a9234b2ab
02 L 507a06be654c594fe5a6beb70275126a0cd11af969ef724bc676ba663929dc24
03 R da3294a45d28f3f09b52de2974f6eef6097807daa919988b57e13750cda9c940
04 R 967272e3d0a7e97576a3d989c354ecacbd448470ecc2e614a5ce05c8e9d3c2f2
05 R 3ce16eded84ef4801a3b9af5fc14487c018dde5203574cacf1b28de761ec16d0
06 R 3804789777100cf982a96dba91da0f8e529542c7cb6ec609bf3a96ade5170574
07 L bb7e708c0bd293298282f8bd7fc79c855ee27eb3d0f354729b3d561d2674646e
root 1c1da7ee5d780c1a5e7da7bf8cd52c1a13123f0eb7ddc3d5241c3b169a08ffc7