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 - PAMPANGA 1ST DEO Award a ₱24.7M contract to N-22 CONSTRUCTION AND TRADINGNational agencies

Transaction hash:

3fd2cd302946a22cdb65b31e292b0cfcc2c7e5e20a8deb3901b3eb5881af91cb

Status:

Included and unchanged

Block:

#4,297 1,716 blocks after it

Position in block:

Transaction 18 of 71

Award day:

Dec 3, 2020 (5 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST DEO

To:

N-22 CONSTRUCTION AND TRADING

Value:

₱24,683,317.20

Project:

20CG0258 - Construction of Two (2) Storey, Ten (10

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST 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 #4,297 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 "Outside Infra - GAA 2020 DepEd BEFF", 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 - PAMPANGA 1ST DEO awarded it to N-22 CONSTRUCTION AND TRADING on 2020-12-03.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20CG0258: 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 2021-06-06). 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 3fd2cd3029…af91cbnow …
2. Block Merkle root changed
stored eb6a3f7518…8f0369now …
3. Block #4297 hash changed
stored bcd93401ae…ff28a1now …

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

leaf 3fd2cd302946a22cdb65b31e292b0cfcc2c7e5e20a8deb3901b3eb5881af91cb
01 R 4a05c19ad16a42c234a75be7e0eadc87d39f768814a16291ad59bf9f74f8f28a
02 L 8d2601affa9d27f24b3770e59a0fc06fb45192d8de56e3fc3b4e0e8d4d20e6ac
03 R e2f908293a416aef9183e2f158085ca29724e23933d4d9349a5614b2fb9bb90c
04 R f57a9b991b601a6e1d323a85785535a8d2dcb624b1b38bd5c3d293b875d92b11
05 L f2c9df4db2f6669cbd55838ec8d1f54393c634c1c1a71bf1147a71785bef5ab4
06 R c13c4fdd83858c62d7cc2fa23707ac924d1fdc331727fcb5f4faa3bd28e56850
07 R d6383a937814c300304987a878da3a7bedabf4b806feea0972508f0707636a3e
root eb6a3f7518570f332afb4c9c142589cd6bca5ec01972f49cb58337e0a68f0369