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 - LAS PINAS- MUNTINL Award a ₱9.3M contract to GREENWALL CONSTRUCTIONNational agencies

Transaction hash:

b2d5cd89f4847f331e31155238009e8c75d317053d0ca7c220ff2b6de7f45996

Status:

Included and unchanged

Block:

#4,306 1,707 blocks after it

Position in block:

Transaction 90 of 125

Award day:

Dec 14, 2020 (5 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAS PINAS- MUNTINL

To:

GREENWALL CONSTRUCTION

Value:

₱9,290,070.33

Project:

20OI0098

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAS PINAS- MUNTINL

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 #4,306 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)
DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.
Partly
Open
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 - LAS PINAS- MUNTINL awarded it to GREENWALL CONSTRUCTION on 2020-12-14.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20OI0098: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2021-04-01). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 b2d5cd89f4…f45996now …
2. Block Merkle root changed
stored dc0f8e25ef…9ed9a1now …
3. Block #4306 hash changed
stored 91d176bac1…be95bcnow …

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

leaf b2d5cd89f4847f331e31155238009e8c75d317053d0ca7c220ff2b6de7f45996
01 R b4f645b52e6e8f2d99acae6e22e48ae4e1fccbfce3331d9de7755a4a2eb1b98d
02 L af17d6eb0123674654579659e0fb2ed361a5e6d77aad105452649b311f5bb3e5
03 R c1f7d59948a621bf531796e713e7aed473e1af6242f75643499ffb1ea41d3c9b
04 L 243353ccd4b43227d8a92a5cd17f33c5e7e0f8fae7a29f7a996a881b68788ea8
05 L 8fd2d2dbed9dfc06606c46e2b6cf5b3d956ac4b566ade92a1e612c27d9d1df05
06 R c9a16b47429a8b3c84ddfc078e23bcffb446a6cff26e0f37d36259ec6a6a34d5
07 L 6ee3f57873e7bbd212b6164dbc5ccc924bc573282c75c49f9b752bad4f242bc7
root dc0f8e25ef6f1303393b15ba58d883d300b2c7ce25ec072e6f7ac950d89ed9a1