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

DEPED-ROVI-DIVISION OF AKLAN Award a ₱683.1K contract to ATLANTA CONSTRUCTION COMPANY, INC.National agencies

Transaction hash:

4902fb52dfeab11acddc87ce963032b3ee7ac0c27daed3bb1001e3c3281e5e60

Status:

Included and unchanged

Block:

#943 5,070 blocks after it

Position in block:

Transaction 9 of 22

Award day:

Aug 31, 2010 (16 yrs 2 mo ago)

From:

DEPED-ROVI-DIVISION OF AKLAN

To:

ATLANTA CONSTRUCTION COMPANY, INC.

Value:

₱683,131.04

Project:

Repair of Classroom at Tigum ES, Buruanga, Manoc-manoc ES, Malay & Unidos ES, Nabas

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED-ROVI-DIVISION OF AKLAN

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 #943 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)
DEPED-ROVI-DIVISION OF AKLAN awarded it to ATLANTA CONSTRUCTION COMPANY, INC. on 2010-08-31.
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 4902fb52df…1e5e60now …
2. Block Merkle root changed
stored 08353ab49a…9ad156now …
3. Block #943 hash changed
stored 750cdd53e0…a5b2b3now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 21 records. Each step hashes the current value together with the sibling shown.

leaf 4902fb52dfeab11acddc87ce963032b3ee7ac0c27daed3bb1001e3c3281e5e60
01 L 427a7a42db77ad7a7525e4a75a203de3991750df59f00d76b05e16f8d5579d9a
02 R d545d9e9fa93c63752eb5b974f11e508e9229004b5c3148c9dd9be2980a5d665
03 R b6889f76a2f1934a5f0d715db3e9e3925d84b549fff8274d42c2af903f9697b8
04 L 868c6780d5b033a51e03337f6f1e8dd2fe21e2d3abde395e63704f8f415d4e0c
05 R 93bb1f0fa3336b1fef7a1fbc1e4c1d2db52758777b7ee32802d0e8f99d63cbe3
root 08353ab49a4300bd2ade59a2502ee4926f0b648fc5bda7e88281b163049ad156