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 - ISABELA 4TH DEO Award a ₱4.7M contract to MAR-DEB CONSTRUCTION & DEVELOPMENT CORP.National agencies

Transaction hash:

35d5dc5e07b7cfeb752da22953499bfa6c0943a011589870b15951bf2ee592d0

Status:

Included and unchanged

Block:

#3,908 2,105 blocks after it

Position in block:

Transaction 42 of 209

Award day:

Oct 16, 2019 (7 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 4TH DEO

To:

MAR-DEB CONSTRUCTION & DEVELOPMENT CORP.

Value:

₱4,692,052.68

Project:

19BH0054

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 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 #3,908 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 2019 DA FMR", i.e. the FY2019 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 - ISABELA 4TH DEO awarded it to MAR-DEB CONSTRUCTION & DEVELOPMENT CORP. on 2019-10-16.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19BH0054: 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 2020-02-06). 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 35d5dc5e07…e592d0now …
2. Block Merkle root changed
stored 24736c5b7c…770228now …
3. Block #3908 hash changed
stored 8b780b9c60…62160fnow …

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

leaf 35d5dc5e07b7cfeb752da22953499bfa6c0943a011589870b15951bf2ee592d0
01 R 35da24f7633f9897bd59c94a8857f3c1d62bbef76360df38ba58ea98e11eb993
02 L a7b9bc345e0717c35c57a4d21b3663c9a3199faba20ddedbc15d26bcbd236094
03 R 09fe9ecc7c7fd1a0e4021a30fe12a60e02be42df6cc63a59ea2b8cdd47753006
04 L ba4dc301bb2c3f7a75f66a1f6065d57253217bf9b23b252b7cc0e32a55ce322b
05 R df874e9056f3f4272a775b6deb15e478372ffc1961ced38f7c35f199ba12d065
06 L e958bb193a245150f06764e2c742d4f94969f0c5cbbf66e122be27eee1ec888a
07 R c4a59d5e3c86912a120b89a447336c0bca84f85ef5e8d76f4eb9df4bec24a95e
08 R 3648ecf1dd97f37558a6b4f67637ae3aec14f35d86b5fa98bd884b6f8d84aa95
root 24736c5b7cbbed6a73b44df1b8137b88d7695761bb755b7d9d1f2fa11b770228