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

PROVINCE OF CATANDUANES Award a ₱1.9M contract to NQA CONSTRUCTION AND SUPPLYProvinces

Transaction hash:

bebd5fa18850627674a02e6ac672ec50a32610a4eb6d76e20ba61692f60b78c0

Status:

Included and unchanged

Block:

#1,128 4,885 blocks after it

Position in block:

Transaction 29 of 39

Award day:

Apr 25, 2011 (15 yrs 6 mo ago)

From:

PROVINCE OF CATANDUANES

To:

NQA CONSTRUCTION AND SUPPLY

Value:

₱1,937,889.60

Project:

Widening of Pajo Baguio-F. Tacorda Vill. to HAwan Grande Brgy. Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF CATANDUANES

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 #1,128 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)
PROVINCE OF CATANDUANES awarded it to NQA CONSTRUCTION AND SUPPLY on 2011-04-25.
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)
COA's CY2024 audit of Catanduanes 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 bebd5fa188…0b78c0now …
2. Block Merkle root changed
stored e242b582ef…9e70d2now …
3. Block #1128 hash changed
stored ed6b24af89…2e1a6cnow …

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

leaf bebd5fa18850627674a02e6ac672ec50a32610a4eb6d76e20ba61692f60b78c0
01 L bdf6c4981164249034622548ca1bbd4adf4ee9259f2cc3088c6626a0a79833e1
02 R 5fa64dfa011f0a512f80d324987b9a68b5899490e1f12169c20fee61e75d5169
03 L 5848e26cca2d2d11a5e2e583369221ede2fc4fc60c4e9a7c44c114bb89beeab0
04 L ba2a59a4e157c804d93c5fd0c8dc4fb40b4655d78d49ec64f3e5e7b1a87e6181
05 L 21c3a45178b8b3bfe6bb553b8966fb707d27fe42045febbd748b8bc5e8c6eaaa
06 R 94d26ee5e83d8c55944600c50922932c082df0ba34db2609b0cbab89a25bdc29
root e242b582ef787885268651b70da11aa1a3a2bd0f45aa8910ebeab078c49e70d2