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 VICTORIA, ZAMBOANGA CITY Award a ₱100.0K contract to ABSOLUTE ENGINEERING AND SUPPLIESBarangays

Transaction hash:

bb7e7fb7aaa5054aea567a01e9e1331237f177355894867236b14a7d438f756d

Status:

Included and unchanged

Block:

#2,089 3,924 blocks after it

Position in block:

Transaction 53 of 74

Award day:

May 30, 2014 (12 yrs 5 mo ago)

From:

BARANGAY VICTORIA, ZAMBOANGA CITY

To:

ABSOLUTE ENGINEERING AND SUPPLIES

Value:

₱100,000.00

Project:

Repair and Maintenance of Roads, Highway and Bridg

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY VICTORIA, ZAMBOANGA CITY

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 #2,089 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 VICTORIA, ZAMBOANGA CITY awarded it to ABSOLUTE ENGINEERING AND SUPPLIES on 2014-05-30.
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 bb7e7fb7aa…8f756dnow …
2. Block Merkle root changed
stored 5c3b954515…61888enow …
3. Block #2089 hash changed
stored 356d704743…b65c0dnow …

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

leaf bb7e7fb7aaa5054aea567a01e9e1331237f177355894867236b14a7d438f756d
01 L ba422b423aa3d33357e1f46423fddb9f635ea67c771a2aa9ce699b8f5a9f49de
02 R 3ec734b3fb96dc78fd52b5380035a50217e5544f3ac1e19ea7b6a21b8ab91188
03 L d07ac941a9fe2d276ca39ea2fbcb9fd488475f2c6979a4961d7cb8ad998a6ad6
04 R c0a9e8ba9c725c3b02da06e6d291e69a976050798131083aaf334eb5adc60ff0
05 L 610df34b28b6607a0f3b83ed58734c912ab4fc3785b3f9253ff94df246c6e67a
06 L b956fe30babcd7098064f83ed095bfcff429edc972abf06fdeaf8237341dbd5a
07 R 82bb439d3494682d303f32d4e420c45a47807b493c1a6bfcb6538bd21a7182b2
root 5c3b954515a912497f9e5a299f65c2d838df1b0a9ee587b58e5fbf132d61888e