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 - NEGROS ORIENTAL 3R Award a ₱2.6M contract to SBK CONSTRUCTION INC.National agencies

Transaction hash:

d44af0c71a5d752eea297caaa8aea5e411842ae023e47ce5ff2e58736906cc5f

Status:

Included and unchanged

Block:

#4,605 1,408 blocks after it

Position in block:

Transaction 194 of 237

Award day:

Oct 21, 2021 (5 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEGROS ORIENTAL 3R

To:

SBK CONSTRUCTION INC.

Value:

₱2,591,636.75

Project:

21HL0149

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEGROS ORIENTAL 3R

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 #4,605 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 - NEGROS ORIENTAL 3R awarded it to SBK CONSTRUCTION INC. on 2021-10-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21HL0149: 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 2022-02-07). 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 d44af0c71a…06cc5fnow …
2. Block Merkle root changed
stored 2ddfe8b67a…36feecnow …
3. Block #4605 hash changed
stored 36bf8e335c…c29268now …

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

leaf d44af0c71a5d752eea297caaa8aea5e411842ae023e47ce5ff2e58736906cc5f
01 R d7a7b352ef6e83b59cc7d7c921ab10c2a0f7fafb490cf8edf19f8ae734a4593f
02 L 65db19405aca19c3de76d335af99eec140cca949a5ff9950985e9bdb558f8da0
03 R a7e20f01df5464a800ecf1c27730e6a6fb9cd83672226cedb2e2fe4b3cb1c5bd
04 R 1fdb5050b94547d948afab15f74cbbffec6a2588fbdea49bc6805350086bef7f
05 R 7365b13aebe7fd2d1832d4cc818d55a2205f4c9507173ce53ad7003ef4fe1746
06 R a831ee6b70db831a4de6a8b0fbe715db94a97c70d66c5c644941e92620027d11
07 L 6abd7f4a5cf5bc5ffb0c01271dc90660ca0393b472b5b9b590e070cf053bb4d3
08 L ec6e8298da6c72fcba8e3e4d9e9fb28936b9fc6cbc14e21eefaec258e856425a
root 2ddfe8b67a6fc60485eca276db7611dd0352f9138a7a1e2dc5a09c856736feec