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

NATIONAL IRRIGATION ADMINISTRATION - PAMPANGA BATAAN IRRIGAT Award a ₱9.4M contract to STO. CRISTO CONSTRUCTION AND TRADING INC.National agencies

Transaction hash:

1f4d086afefbb060ecbf0a79878fb012a8d2b9138c0fd6e7062f92ed22b94914

Status:

Included and unchanged

Block:

#4,070 1,943 blocks after it

Position in block:

Transaction 5 of 34

Award day:

Apr 2, 2020 (6 yrs 7 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - PAMPANGA BATAAN IRRIGAT

To:

STO. CRISTO CONSTRUCTION AND TRADING INC.

Value:

₱9,418,952.20

Project:

PAMBAT-2020-REPAIR NIS-CLBRIS(COLO RIS)-11

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - PAMPANGA BATAAN IRRIGAT

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 #4,070 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)
NATIONAL IRRIGATION ADMINISTRATION - PAMPANGA BATAAN IRRIGAT awarded it to STO. CRISTO CONSTRUCTION AND TRADING INC. on 2020-04-02.
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 1f4d086afe…b94914now …
2. Block Merkle root changed
stored c5edbcde0b…664b74now …
3. Block #4070 hash changed
stored fdf7107f8b…251626now …

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

leaf 1f4d086afefbb060ecbf0a79878fb012a8d2b9138c0fd6e7062f92ed22b94914
01 L 1ca80eb93e2be48fb59957597da59ddeb8487462c2e77caf617e6a2d9c629d48
02 R 32a26b14213a468a9f35523cc521aeb8990d6ec9f845d7c9d290962c0cae6ac1
03 L 04a0ab2b91904b202e5bae263692d0a862b36fb23a0ce40e5c59a52cd097a474
04 R 6de23a85d9fe048cb9fe12a9cc2fce8d3db583de4760c9bd740ca78bac77f8f5
05 R a3cd1c33c4f5e132a95158b3d636e1dd83078152e2cc77b0b298ee8f66810067
06 R bbfdce4f2df57a8171ee6e27317e2071bb11ea3ab6e3e1ee09de350876cbb600
root c5edbcde0bf7a97fe63fd167fe90e03d998c8227e059274719097afdab664b74