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 ₱4.4M contract to 4.N.G. BUILDERS AND SUPPLYNational agencies

Transaction hash:

f34e26b06a45cbd6344459aad20ccdc287c197910784cb6ae5968c10c9e88488

Status:

Included and unchanged

Block:

#4,654 1,359 blocks after it

Position in block:

Transaction 229 of 241

Award day:

Dec 9, 2021 (4 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 1ST DEO

To:

4.N.G. BUILDERS AND SUPPLY

Value:

₱4,423,110.63

Project:

21CG0271 - Construction/ Completion of (2STY4CL) S

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 #4,654 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 2021 DepEd BEFF", i.e. the FY2021 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 4.N.G. BUILDERS AND SUPPLY on 2021-12-09.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21CG0271: 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 2022-03-04). 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 f34e26b06a…e88488now …
2. Block Merkle root changed
stored e46ca9ddd2…60f602now …
3. Block #4654 hash changed
stored bcfa34005f…8dc805now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 240 records. Each step hashes the current value together with the sibling shown.

leaf f34e26b06a45cbd6344459aad20ccdc287c197910784cb6ae5968c10c9e88488
01 L f0e6d99aac52dd8f8da0ac0b4a5f491bee292028a53ebd37ffc46d628db852f5
02 R 7722441fca8f373b76f7ebeeb2648618e206bfdce722236f7d3c393c10bbb0ec
03 L 2867543f397e2e2932f9d41012274958f135414095b3bcdc580dcb949198168d
04 R b21f4ac5531d6903365247ffc1baac090f56b53b47e6fd48c9aa6f045b86b444
05 R 55796c9e4e6f4969f5175de2c04931ff7d6600dc1e0ea07d77c8ced23d0eb2ca
06 L 32db813225f4a4050e0b61accec19406a671621753f7835079aa2e723e09a6b3
07 L d39e68dc35063144e6d60fc4e718bb60dc502f891e1a48f024e4f4532a3e35e9
08 L f5cb9e08fb5091f3daaa1867d6ef55a6025e88e5da33117f717a1c981d46da22
root e46ca9ddd2063999d4ece0343a8136b10953b861e5d1374ed881042cb660f602