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 - REGION V Award a ₱6.3M contract to CENTERWAYS CONCTRUCTION AND DEVELOPMENT INC.National agencies

Transaction hash:

4e82db12c7cd628fa7538635d139ce6f29671ac836cb5b744018ea441f7c12ce

Status:

Included and unchanged

Block:

#1,592 4,421 blocks after it

Position in block:

Transaction 21 of 75

Award day:

Oct 22, 2012 (14 yrs ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION V

To:

CENTERWAYS CONCTRUCTION AND DEVELOPMENT INC.

Value:

₱6,256,830.40

Project:

SORSOGON FARM DRAINAGE PROJECT, Sorsogon City - Drainage Canal Works

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - REGION V

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 #1,592 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 - REGION V awarded it to CENTERWAYS CONCTRUCTION AND DEVELOPMENT INC. on 2012-10-22.
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 4e82db12c7…7c12cenow …
2. Block Merkle root changed
stored 5cdb7ca9a7…1126a1now …
3. Block #1592 hash changed
stored 364d7645bb…29237anow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 74 records. Each step hashes the current value together with the sibling shown.

leaf 4e82db12c7cd628fa7538635d139ce6f29671ac836cb5b744018ea441f7c12ce
01 L 4b550554a34117375540e1fba89fc93f152c673d1fb7392f279caa9983fedc3e
02 R 033e2038152154e8a2587f47d371e5448affab813e103925099dd5ebf08a5604
03 L eb16949e15e96bd7138c273bfc3d546c1e16cde5b0271c1a58101a9fc374e653
04 R 3c6eb93b9f3214cbbf9acdaec904e977f9e8ecbe699afbda277d05cc1a24fb4d
05 L b9a2571d869ce8ad3d91c909ae42085344a934707c7aa14138bd38e8ec027179
06 R cb79be9554b390b9786de8d889a12359d8342beb24b93486300dcf38b24cf817
07 R beae83b1624e8646ca8d331e3c75a1389a8333902234caf1ec421ccc5a9948b1
root 5cdb7ca9a7f27902190b30793748e39fa9ce0231e82ea1c91fadabac901126a1