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

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE Award a ₱1.4M contract to DG. SARMENTA CONSTRUCTIONNational agencies

Transaction hash:

ffcfa3db43e4873f0cc9b111bf4f031dc0000262c40900aed607f1acc52427a1

Status:

Included and unchanged

Block:

#504 5,509 blocks after it

Position in block:

Transaction 31 of 32

Award day:

Jan 5, 2009 (17 yrs 10 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

DG. SARMENTA CONSTRUCTION

Value:

₱1,418,373.49

Project:

Const. of School Road Networks, Nueva Ecija University of Science and Technology, Cabanatuan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

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 #504 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)
DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE awarded it to DG. SARMENTA CONSTRUCTION on 2009-01-05.
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 ffcfa3db43…2427a1now …
2. Block Merkle root changed
stored dfb8898785…d1199enow …
3. Block #504 hash changed
stored da5f64ac28…344d07now …

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

leaf ffcfa3db43e4873f0cc9b111bf4f031dc0000262c40900aed607f1acc52427a1
01 L f34103dd9a1a375b21bd878bd43be90dbf5d201e9572fceba5bc4464fed64068
02 L 60411dd1c4c80edd935c9ca0430933d2307b87b293d1c57c4f1e91b889801aba
03 L 11f0a191a185e5a5b5af9ce04cf74bbeb360a1d2b0ac6a88d4f71c58fa3bc73d
04 L 0c1093fab456322db6eb9bc9718524ee0366a9ce449cbc945bd1b1b698376397
05 L f4c89474d83935ca63fae74d70e5c1ee4f7f296dccb080bbdb16341ac84d6f18
root dfb88987856adf60fa5d3fced42305b6a298aac61030b38d322d7d0b94d1199e