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

CITY OF CALOOCAN Award a ₱8.9M contract to LEX-MAR GENERAL MERCHANDISE & CONTRACTORCities

Transaction hash:

8ecaa91d95100342ac3f78dd4811694f1a9969fc2da10caf45bf8038d009bb11

Status:

Included and unchanged

Block:

#1,513 4,500 blocks after it

Position in block:

Transaction 33 of 64

Award day:

Jul 20, 2012 (14 yrs 3 mo ago)

From:

CITY OF CALOOCAN

To:

LEX-MAR GENERAL MERCHANDISE & CONTRACTOR

Value:

₱8,874,374.00

Project:

Upgrading of Araneta Avenue (Caloocan City/Malabon City Boundary to Samson Road), Barangay 77 and 79, Caloocan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF CALOOCAN

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 #1,513 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)
CITY OF CALOOCAN awarded it to LEX-MAR GENERAL MERCHANDISE & CONTRACTOR on 2012-07-20.
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)
COA's CY2024 audit of City of Caloocan gave a "unmodified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 8ecaa91d95…09bb11now …
2. Block Merkle root changed
stored 7b0682ff32…dbf37enow …
3. Block #1513 hash changed
stored 727350c683…556f3bnow …

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

leaf 8ecaa91d95100342ac3f78dd4811694f1a9969fc2da10caf45bf8038d009bb11
01 L 8a6ac74b5095f0931b423a114ce1e9678b94c857dbe4ba5dd224305d53d7c0d7
02 R b3186facfd65c2fb16b7e04a17bb15dac725820cd8520ada6d8e92fa75d48421
03 R cf54c90f99c2f02133924d0a858f2a9019af14b6907ca4fa58bb9ccdf8ce9304
04 R 0f3553dd1cfa3ccf2272e4e2685610324a6be8cf082dc17966c6d29b9158a29d
05 R 72a2c686edceaa0aaa15f5d316c2c8889e8a33895e8fea23b8f06ff96df14a50
06 L 1b9c3f1ffd6efdd5ad27f32a332a9111e6e80be3b854f52f6a2219b22eafeb8f
root 7b0682ff328de8bc1e9f33fcdfa098e346ce2c2c453e3254d5df7f4e01dbf37e