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 ILOILO Award a ₱299.4K contract to PETRONAL BUILDERSCities

Transaction hash:

4bd8578589577bc2ecfca8d0730847807957577580906665535730d2718ed377

Status:

Included and unchanged

Block:

#1,262 4,751 blocks after it

Position in block:

Transaction 18 of 54

Award day:

Oct 7, 2011 (15 yrs 1 mo ago)

From:

CITY OF ILOILO

To:

PETRONAL BUILDERS

Value:

₱299,389.95

Project:

INVITATION TO BID - Proposed Construction/Rehabilitation/Improvement of Existing Drainage at Brgy. Taft North, Mandurriao, Iloilo City (BID NO. 0130)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF ILOILO

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 #1,262 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 ILOILO awarded it to PETRONAL BUILDERS on 2011-10-07.
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 Iloilo 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 4bd8578589…8ed377now …
2. Block Merkle root changed
stored 92ce03efc7…720a7enow …
3. Block #1262 hash changed
stored c8f27bc32f…991d5fnow …

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

leaf 4bd8578589577bc2ecfca8d0730847807957577580906665535730d2718ed377
01 R 5d314dbd8d0fbd2248d021d69b5565e683f2a879086f276b26f03418ba34a3f9
02 L 32e49f0f99f53accce0c6a74d7db0f100a376ae83d5442b526e6b22acd994e17
03 R 6a29354fd8cd237f45a2d598a55a646c5d51ddf67caae3347aa60b16b798f1b4
04 R 33ef3f214f0cf7cf2529c6693c2219fea74aeb381816ff9a1af8c6745af903b6
05 L 8b01795ed2f7a8760e52533770906945746d3576f8da711784d7b7875611ffe0
06 R 00127ea54e35d5a4075c8364385457ed82547fe7bb521c3b82d47d2e6496526b
root 92ce03efc7a691109e4080adca1f9d39b7377e27ae3e0c22121abfa5f9720a7e