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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SMMSED Award a ₱385.0K contract to RNN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

60aae593fa3dca4b0f9caa30676069180b3b466fab868c266578fdb4b0b4aa89

Status:

Included and unchanged

Block:

#1,005 5,008 blocks after it

Position in block:

Transaction 13 of 28

Award day:

Nov 17, 2010 (15 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SMMSED

To:

RNN CONSTRUCTION CORPORATION

Value:

₱385,040.55

Project:

Construction/Completion/Rehabilitation of Pathways including drainage system at Brgy. Cupang, Muntinlupa City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SMMSED

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 #1,005 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SMMSED awarded it to RNN CONSTRUCTION CORPORATION on 2010-11-17.
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 60aae593fa…b4aa89now …
2. Block Merkle root changed
stored f63ba7f6ec…c7005anow …
3. Block #1005 hash changed
stored 8aaa593d8a…f06bacnow …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 27 records. Each step hashes the current value together with the sibling shown.

leaf 60aae593fa3dca4b0f9caa30676069180b3b466fab868c266578fdb4b0b4aa89
01 L 59e2d9310c10efb5e168d0286328349904c59abb61a812e8b7e08054fb84e0ff
02 R 6ced1a0cb2cc43b4e27a8d9ae91f3f5dbbd0d5827c98ad87fccb87c8e9bd9e29
03 L 726e3d9512e02702e752427f805fb3964fd20d7b4648af4888cc5669258c3626
04 L e8789ffc811b822631c84c62cee5abbe6fff80a6282eb274c6cb6f85ec76235f
05 R 93548d185e6d3712736198cb6f08ad042d17fa3ce936ca012a86d207fe1116a4
root f63ba7f6ecad830af531a28c47d6baa97ddfe2008d5ca5ffe9328bea34c7005a