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 - LEYTE 4TH DEO Award a ₱216.2K contract to A.C. RIVERO DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

ca963dfc0dec3f1c2871a5fc296c98c87e32d279674e93aca71c41a31cc16243

Status:

Included and unchanged

Block:

#4,111 1,902 blocks after it

Position in block:

Transaction 77 of 107

Award day:

May 22, 2020 (6 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH DEO

To:

A.C. RIVERO DEVELOPMENT CORPORATION

Value:

₱216,241.49

Project:

CID NO. 20IF0128-Apale E/S, Isabel, Leyte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH DEO

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 #4,111 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 - LEYTE 4TH DEO awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2020-05-22.
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 ca963dfc0d…c16243now …
2. Block Merkle root changed
stored 74754a140d…fbef46now …
3. Block #4111 hash changed
stored 9f57cbdf1d…4ae064now …

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

leaf ca963dfc0dec3f1c2871a5fc296c98c87e32d279674e93aca71c41a31cc16243
01 L c9d2079b6c03bc2b16697861f8c889a21ed4f158be1f9b87faee266fbd948710
02 R c163c5ff30c3b3030c1a2cfa135c18c875b1af686e0633f93aceed83dcdf6677
03 L ecf87e9c19d3e82b6efb89404c893866e0885ee9b731acde2d15db34744d3a92
04 L ddd62cfb20f20a0cd4ce63929a5ec9255a0fd10b70bbaeb6a978e3bfa507934a
05 R eae0aa6c6f6308f488f74b1c7793d5fa794f8f4029c641f9b965421886173b00
06 R 9e2673fdaa0266f2920381fd95d6fee8aed4776f739cbb1748ff516304b6126a
07 L 4a19fece752ac0a721ed9ea02329ff4e5a25a742018c33347a4c52b1335e82f9
root 74754a140da41036a48084cc90e6481a947859464120367be7498a8b22fbef46