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 LEGASPI, ALBAY Award a ₱493.1K contract to LANUZO'S CONSTRUCTION AND SUPPLYCities

Transaction hash:

d4eade4d0a98197498cd882d54d2ac48bf42654a0d243d491893713e92ead077

Status:

Included and unchanged

Block:

#783 5,230 blocks after it

Position in block:

Transaction 26 of 38

Award day:

Jan 25, 2010 (16 yrs 9 mo ago)

From:

CITY OF LEGASPI, ALBAY

To:

LANUZO'S CONSTRUCTION AND SUPPLY

Value:

₱493,083.01

Project:

(small value procurement) Furnishing of Labor, Materials and Equipment Rental for the Proposed Concreting of Azucena St., Imperial Court Subdivision II

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF LEGASPI, ALBAY

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 #783 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 LEGASPI, ALBAY awarded it to LANUZO'S CONSTRUCTION AND SUPPLY on 2010-01-25.
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 d4eade4d0a…ead077now …
2. Block Merkle root changed
stored d3bca304e5…abd5a4now …
3. Block #783 hash changed
stored 5c84fa9fe9…25fad0now …

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

leaf d4eade4d0a98197498cd882d54d2ac48bf42654a0d243d491893713e92ead077
01 R d761975941b19afead4c52f3720a9e9755098de74d23a6075b7b2ffad208cf21
02 L 1c4d5713ca0b89c504134e803a5cd16d7e79d90e918def6d16e81092ae25dc64
03 R 36124056c1be9a77007f587bc18428027ae9934cb10560adecfce0d1912da6ee
04 L 5c412713878aa081a2e6546d53c831ca0b2b82407b915b323d2c200ee7357dd2
05 L e7c18ffd925402588e5c6c0403dabdf33e4202c9bb7e65dcea00e22be6371112
06 R b09c1118d961eeccb6a825239110c695c1a48d189d6c4d79778be691ff0013cf
root d3bca304e5f708a90a69c72af245fcfa7f8e902e2930e0853348c01484abd5a4