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 ₱307.2K contract to DG. SARMENTA CONSTRUCTIONNational agencies

Transaction hash:

73159084cd135eafefaa6eea02aadc5afc26cd5f76a0b3528e06da751cce3c55

Status:

Included and unchanged

Block:

#665 5,348 blocks after it

Position in block:

Transaction 7 of 13

Award day:

Aug 17, 2009 (17 yrs 2 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

DG. SARMENTA CONSTRUCTION

Value:

₱307,200.00

Project:

Furnishing & Delivery of Materials for use in Patching of Concrete and Bituminous Pavement along Maharlika Road and Cabanatuan City Section, 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 #665 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 2009-08-17.
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 73159084cd…ce3c55now …
2. Block Merkle root changed
stored 49b50f643b…dc6b67now …
3. Block #665 hash changed
stored 7f00fe1ac2…10ab61now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 12 records. Each step hashes the current value together with the sibling shown.

leaf 73159084cd135eafefaa6eea02aadc5afc26cd5f76a0b3528e06da751cce3c55
01 L 4e73c14a713322ae6a88eec503ecb2b657f96ecd3c7e3059689eb648ce633b30
02 L f3805cceb573652b940e97b2a7240c3a31db33dbae706e21653cacbcd6e37946
03 L de99cbac9328642133759a8e277d77271c603e2cc8c0e02dc1b08ceef47538cd
04 R 102328fc1c5cf947dfddf7e3985758ea090514dea5b396fc08b2edd3ae59f7b2
root 49b50f643b2c97b4f127cce2e5c8c1d03e0995f5218cdcb560bd77b71adc6b67