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

BARANGAY TABONTABON, DARAGA, ALBAY Award a ₱219.8K contract to MBT CONSTRUCTIONBarangays

Transaction hash:

cbbf1c4b12ed166fecc0c8bb08b610a0fc6b5e4f5625a69228723d07067fb6bf

Status:

Included and unchanged

Block:

#967 5,046 blocks after it

Position in block:

Transaction 24 of 33

Award day:

Sep 27, 2010 (16 yrs 1 mo ago)

From:

BARANGAY TABONTABON, DARAGA, ALBAY

To:

MBT CONSTRUCTION

Value:

₱219,761.27

Project:

IMPROVEMENT OF BARANGAY HALL

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY TABONTABON, DARAGA, ALBAY

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 #967 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)
BARANGAY TABONTABON, DARAGA, ALBAY awarded it to MBT CONSTRUCTION on 2010-09-27.
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 cbbf1c4b12…7fb6bfnow …
2. Block Merkle root changed
stored f50c719edf…da38d5now …
3. Block #967 hash changed
stored 898fec8ced…0e8f60now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 32 records. Each step hashes the current value together with the sibling shown.

leaf cbbf1c4b12ed166fecc0c8bb08b610a0fc6b5e4f5625a69228723d07067fb6bf
01 R d1565e9010fb125458e63f2e90b1577db638da06f48f605b854f14c950d63abf
02 R cc5281a40783a09bb941e4b78e33366ee9a272c90d99e7f9c86ae505ca1d88fb
03 R 4bcb1b8551d3b8700924635e66f77b632bf363b45d1537c9350f3ac53a168948
04 L d6dcf79ffba1bf9a6e31dd750d6dd5da57b31ad00d44e4222683963a2e8f8d64
05 L 6309b5c8c4300fec1a75fb0444582f31590cd8f23a26e00b0fd87fea5ba67f86
06 R 86d1c13a78c73cac356474371798859406efae1c3fb49344d0c1089093204de7
root f50c719edf9f6828f15ae1d2514e0d870824d5f088cf101c2b71500ba7da38d5