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 ₱5.8M contract to C'ZARLES CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

3fbc070d2c24f8505dd4100789ddf3b58d7658a6236c7c9fdd252d3fa27c24a4

Status:

Included and unchanged

Block:

#1,434 4,579 blocks after it

Position in block:

Transaction 18 of 67

Award day:

Apr 20, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

To:

C'ZARLES CONSTRUCTION & SUPPLY

Value:

₱5,765,639.41

Project:

REHAB./RECONST./UPGRADING OF DAMAGED PAVED NATIONAL ROAD, BUTUAN - CAGAYAN DE ORO - ILIGAN ROAD (AGUSAN-MISAMIS ORIENTAL SECTION), K1263+862 - K1263+980, AGUSAN 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 #1,434 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 C'ZARLES CONSTRUCTION & SUPPLY on 2012-04-20.
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 3fbc070d2c…7c24a4now …
2. Block Merkle root changed
stored b44008ad5e…ad9cc6now …
3. Block #1434 hash changed
stored 36bce4473f…e33d14now …

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

leaf 3fbc070d2c24f8505dd4100789ddf3b58d7658a6236c7c9fdd252d3fa27c24a4
01 R 40c3b5dbc9e6d62a47c10c91e033011666d9e244163c425ef526b6f18970c7cf
02 L befa48e312b8e0f04951a72748627a0631d9c652a624466fab1758bd6d1e30fa
03 R c862c261745f7a24e16a255d661f0b5e1d082d2fcd34163c7cd8c17e36b740d2
04 R cff0e5cce98d11e7be47d2e5a53b4e7fd758b00c2644dba1f428e23b97470539
05 L 22c5dcfd33b579cb6ef6052fb8f26059ccc0037e8e11cd07750bbddb33414104
06 R 2684f7b451c41503e56b55a8a44cb99c936780bff2b7dadedce13589ce07a960
07 R bef480433cff3b86cff24e27c7c24353bf56ebcd742bf20b0356364b88428ad2
root b44008ad5e8ec81314b029dc26918730a23fc929720551b0ec822ac781ad9cc6