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 MAASIN, ZAMBOANGA CITY, ZAMBOANGA DEL SUR Award a ₱499.9K contract to SKY-J CONSTRUCTIONBarangays

Transaction hash:

bbc87d51128cc06acbb6b5b3c4e9c37c54a6cf32ca2f3cf3f7f87f605bfb6214

Status:

Included and unchanged

Block:

#1,634 4,379 blocks after it

Position in block:

Transaction 38 of 55

Award day:

Dec 10, 2012 (13 yrs 11 mo ago)

From:

BARANGAY MAASIN, ZAMBOANGA CITY, ZAMBOANGA DEL SUR

To:

SKY-J CONSTRUCTION

Value:

₱499,950.00

Project:

Construction of Slope Protection at Zone 2, Maasin

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY MAASIN, ZAMBOANGA CITY, ZAMBOANGA DEL SUR

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 #1,634 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 MAASIN, ZAMBOANGA CITY, ZAMBOANGA DEL SUR awarded it to SKY-J CONSTRUCTION on 2012-12-10.
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 bbc87d5112…fb6214now …
2. Block Merkle root changed
stored e8fdd831bc…d3c18enow …
3. Block #1634 hash changed
stored 4263f87bb4…ac5213now …

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

leaf bbc87d51128cc06acbb6b5b3c4e9c37c54a6cf32ca2f3cf3f7f87f605bfb6214
01 R c143d76bf472b010b81948a09b6508ef94a7f6caa06eee4d89ccca49c16f8f77
02 L e771087d4d90053c027e63a46d23b1f0a38795226afa9b23294139bc35fec7a7
03 L b57fdacebde0e5eeb926bdb18188e045aa3231d876fadfceffa01517508d6396
04 R 743e44fe94dff65368b01231b258aff3ddb51c2ca0e2a834379e11db105cb1ac
05 R b7ab0c231f988cfb75fe7a8363028b9358ddcc7b5f10589b487bd49027d09b5d
06 L b0e0ece38c4394db8220f2928945cdecc2d59acae7ab26c80d38258ccc1efae5
root e8fdd831bc1a18a56c8755067bb1ff8fa09e0b8484fae221bcf5650db9d3c18e