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 - ILOCOS SUR 1ST DIS Award a ₱964.6K contract to PROGRESSIVE DESIGN AND CONST.National agencies

Transaction hash:

98dfe84bda50d12cd4e4337b4f9fd8a539d92865b026d37eb19580954cbc8e88

Status:

Included and unchanged

Block:

#1,215 4,798 blocks after it

Position in block:

Transaction 27 of 52

Award day:

Aug 12, 2011 (15 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

To:

PROGRESSIVE DESIGN AND CONST.

Value:

₱964,590.28

Project:

Repair / Maintenance of Banaoang Revetment, Bantay, Ilocos Sur

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

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 #1,215 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 - ILOCOS SUR 1ST DIS awarded it to PROGRESSIVE DESIGN AND CONST. on 2011-08-12.
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 98dfe84bda…bc8e88now …
2. Block Merkle root changed
stored f7c0a7b824…a0384cnow …
3. Block #1215 hash changed
stored bb0eea35be…c66aecnow …

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

leaf 98dfe84bda50d12cd4e4337b4f9fd8a539d92865b026d37eb19580954cbc8e88
01 L 87f08eb565b9af5108ce87144a539053b79c36320476f818894f48d66a23c632
02 L 090defdfb95ecd52e052ac260f981433d7b4723a22fb30178dade6a4c1958df7
03 R 340aedba9a50a178b298f060551fae317190244318118b57c1a2558d61ab15c5
04 L 3645b52c8a67955b30aefcd7e5d99954fc0f916587b3268057952f37c2a01244
05 L a1aefe8594e91c37cd7869abdc901d735d5c6c518e75870162555ee1186395e4
06 R 3787d370b73bbb9f2848f8af9190af41f24c559cdd933edbcf85ca479c0f0d71
root f7c0a7b824b78e4dce24aab25615c8886dec2b28d04a0b167257de6b7ba0384c