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 PALAYAN, NUEVA ECIJA Award a ₱2.2M contract to JERRY R. SANTIAGO CONSTRUCTIONCities

Transaction hash:

9cdca1eb6de2cdfaf6301604a932e5f6191206ee702847456bf2b6cc188f37f8

Status:

Included and unchanged

Block:

#1,090 4,923 blocks after it

Position in block:

Transaction 7 of 11

Award day:

Mar 8, 2011 (15 yrs 8 mo ago)

From:

CITY OF PALAYAN, NUEVA ECIJA

To:

JERRY R. SANTIAGO CONSTRUCTION

Value:

₱2,186,827.75

Project:

LOT 2 – Concreting of Various City Streets at Ortiz St., Brgy. Caimito & Calderon St., Brgy. Caballero, Pal. City; ABC-Php2,196,922.03

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF PALAYAN, NUEVA ECIJA

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 #1,090 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 PALAYAN, NUEVA ECIJA awarded it to JERRY R. SANTIAGO CONSTRUCTION on 2011-03-08.
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 Palayan gave a "qualified" 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 9cdca1eb6d…8f37f8now …
2. Block Merkle root changed
stored 538c22a0ca…7aaea7now …
3. Block #1090 hash changed
stored da43492625…021817now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 10 records. Each step hashes the current value together with the sibling shown.

leaf 9cdca1eb6de2cdfaf6301604a932e5f6191206ee702847456bf2b6cc188f37f8
01 L 58b08998e6134132686a98b07487ea4623b584b57075cde647d6b4117af8810b
02 L b22e3e08e3d5e7f1bbe626d849aec077f095c4ae50255ce54113867fc5d273df
03 L 9fdfe6aa80e5b8904f741f7b3cfbf5644d7309231215ec313d3fcfc0ce555770
04 R 8f83e6bfc3ff3f82d9cb082afcb5c986574ae9640163a76733c634875b1248e9
root 538c22a0ca0063c69e9a0fa63aecf368e0289c25ba1a3a956fd8d9f5a97aaea7