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 - CARAGA Award a ₱71.5M contract to RONWOOD CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

232a7aadcc89deeef88bf13c13dec273a87955bc97b096f9906692efcb33154a

Status:

Included and unchanged

Block:

#1,390 4,623 blocks after it

Position in block:

Transaction 14 of 80

Award day:

Feb 29, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

To:

RONWOOD CONSTRUCTION AND SUPPLY

Value:

₱71,476,547.33

Project:

ROAD UPGRADING (GRAVEL TO CONCRETE) OF JCT. DEL CARMEN-STA. MONICA-SAN ISIDRO ROAD, SIARGAO ISLNAD, SURIGAO DEL NORTE

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

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 #1,390 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 - CARAGA awarded it to RONWOOD CONSTRUCTION AND SUPPLY on 2012-02-29.
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 232a7aadcc…33154anow …
2. Block Merkle root changed
stored 20709e8076…200c4enow …
3. Block #1390 hash changed
stored 864be8a55e…cc8ac3now …

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

leaf 232a7aadcc89deeef88bf13c13dec273a87955bc97b096f9906692efcb33154a
01 R 2f630d3531f558a61a11fa2d64b814b1a884259d33b3720cae4a41c14b90bb81
02 L eba0cb6328a6a8e320b4d39e65fa3d5668928c4ca5b1ba6f10610ceddb0e8947
03 L 9bb558d0b75aa71daddbc86209a2a7f06cb3066cc7fb9f44259ff6e91c00f309
04 L d1753a7b29737495cdd0a87672f9850b2a90f151eb296ada8e41f55487686003
05 R ff9f30ee2603a5f209a8cf1f29ab77e3e4878114674b7f6d62dbbb08bd4fcd2c
06 R 43edb4a1e063c14be1b1e19db5f0765f82d0523602a0809fcef7dc660e5610fd
07 R 7dfbadf35f1f688b30efaeb0589ab77819e78de48125dee0b7d6eaf3530f9ef3
root 20709e8076f88083a154cf559cf437a73112ca551e892a76e8fafb11c1200c4e