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 - LANAO DEL NORTE 1S Award a ₱2.5M contract to JIZAN BUILDERSNational agencies

Transaction hash:

df2eb52d82a456c8c10ac10140bc468519333c9a1c78c38153832b16942c91a7

Status:

Included and unchanged

Block:

#3,265 2,748 blocks after it

Position in block:

Transaction 327 of 372

Award day:

Dec 5, 2017 (8 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S

To:

JIZAN BUILDERS

Value:

₱2,547,649.75

Project:

17KG0141

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S

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 #3,265 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 2017 DepEd BEFF", i.e. the FY2017 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 - LANAO DEL NORTE 1S awarded it to JIZAN BUILDERS on 2017-12-05.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17KG0141: 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 2018-04-07). 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 df2eb52d82…2c91a7now …
2. Block Merkle root changed
stored ce26b7a010…af349anow …
3. Block #3265 hash changed
stored 46996d5c98…561bd1now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 371 records. Each step hashes the current value together with the sibling shown.

leaf df2eb52d82a456c8c10ac10140bc468519333c9a1c78c38153832b16942c91a7
01 L de62364f5dc786256d6b7e92a152c2f655c155044235f27965cb25a8c903d4c0
02 L 44fc30f2264a5118feb58b9fdedc6988e1b47996f3de17005f63ac5c32fbe96c
03 L f24b570ed9e898934654e1dd7faba5053698034b54ee9ce92855a82c133cecf1
04 R 3f4f08d0808312220c66905dfd44a92c0797e97a3212438e20341548682b4dd5
05 R 7e2b187dd4196cb3b44f510f404e9412b50bfcfec51e928adbf0d2822e794848
06 R a65b0f5166f5dfe3f6d1f9f5c0f5d906cd3cbfc92c644b69bb65059503e55ab9
07 L a3c1277250991c585ecc1feac3b81f7bbf7cdaad8c1f831e7303d16f1469f852
08 R a2ec6ada52f21cd8677a2c1775ae218058a3f5b0efc650f619a92cc318f3f319
09 L f36d2a199d2f028eff8c0cdec4f0b8249065ddd86baac3c6bfa30083b303b1e7
root ce26b7a010021a2c015be7e8dd3faf71dc8ab4bbc1cc1866343af86fffaf349a