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 ₱487.4K contract to LANUZO'S CONSTRUCTION AND SUPPLYCities

Transaction hash:

bee667bfc319645e1bfe4fbf5a2ace70ac9a77529f9f6757e881ccc67ce5abab

Status:

Included and unchanged

Block:

#825 5,188 blocks after it

Position in block:

Transaction 111 of 152

Award day:

Mar 18, 2010 (16 yrs 7 mo ago)

From:

CITY OF LEGASPI, ALBAY

To:

LANUZO'S CONSTRUCTION AND SUPPLY

Value:

₱487,387.78

Project:

(small value procurement) Furnishing of Labor, Materials and Equipment for the Proposed Repair/Declogging of Drainage System along Sikatuna Street – Dona Aurora Street & Portion of Fr. Bates Street, L

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 #825 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 2010-03-18.
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 bee667bfc3…e5ababnow …
2. Block Merkle root changed
stored 8fdee40cfa…098e58now …
3. Block #825 hash changed
stored 03fd2e06f0…02679bnow …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 151 records. Each step hashes the current value together with the sibling shown.

leaf bee667bfc319645e1bfe4fbf5a2ace70ac9a77529f9f6757e881ccc67ce5abab
01 L bdb214ef4b4b04845ba7375a79f8562e70f4926cb7fdd582d4ea733f12b37a90
02 L e7fe380984d60fe0c6326cc6225a650ed5c78a1d61c4566492372a723c333d27
03 L b197c6b109920a90912d3e55673434de4993bb4417ac1de675a6edd7ed3c8ee6
04 L eb94f7c993ccfe1d9dac8a425113d41a39fb743d3fd2ab86dce75f5318a72887
05 R 3362c55d7313d41562b9cfb21e41a14646f216e372daf5d606eb3b6e619b7140
06 L 09eb5c7af1161b64e68b49c2b959206435e1106772443dd401877351aa2c852c
07 L 8eac1f5ad959f2d01db82eb5fe29eb064cfa576d41577b5d141f5c96db6f08cc
08 R 66e66be27d09b842dae69de0180bfece9cd68ed6579ac781399f310b48cd3897
root 8fdee40cfa10e34fb4b3e35b7f3cc24b01f0a2430c66fe405e37da105e098e58