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 - REGION V Award a ₱142.9M contract to MAKAPA CORPORATIONNational agencies

Transaction hash:

a9e2f08e773fe1aa85df2d293dba5a0b4b634dc18672ecb85667479de12d0543

Status:

Included and unchanged

Block:

#5,783 230 blocks after it

Position in block:

Transaction 529 of 795

Award day:

Feb 25, 2025 (1 yr 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

To:

MAKAPA CORPORATION

Value:

₱142,939,617.74

Project:

25F00005

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V

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 #5,783 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)
The award does not say which budget line pays for it.
Not published
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 - REGION V awarded it to MAKAPA CORPORATION on 2025-02-25.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 a9e2f08e77…2d0543now …
2. Block Merkle root changed
stored 226157b2fd…afefcbnow …
3. Block #5783 hash changed
stored 8a8fde55b7…823984now …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 794 records. Each step hashes the current value together with the sibling shown.

leaf a9e2f08e773fe1aa85df2d293dba5a0b4b634dc18672ecb85667479de12d0543
01 L a9bf0a14b7771b8e7a5d7cd5d6159ce4bd5e0bc6c2de84fab8f7ed816b1da1ab
02 R c0b559af7a49d4aa7723b8032652695b0fdeda3aef6d09c15b939cd00dffa59a
03 R e0548846c96a13718d44833b46a04bfdf94bbc985ab2f6d4d64ac13e0a925b38
04 R 657d86b7f8de3b68f2fc504e3980fe8637c496516340396012c47303760e5fd5
05 L 066d511ff7541ad91e4080facc3481e20bf8e72fde141b248e3c8817d3d607e1
06 R bbec8bc29fb7d80401a2c348d28953c3cdbac79cc9feb8f3fa21e84860b51d7e
07 R 64e28946d5df98144e1003404139b59860cf207aaf0a4a572d3780e7c3073b15
08 R 1c9aeee28642f00900b0db618332126f196c324b556a91d234867cd2520f4910
09 R 3335b56009aceb8a6376843c3b0330cadf07e416b6ad49a1b11a79708ec9a98b
10 L cd346699656d1524e0585a5d1b7ffee9d1e8617f5af3ea1bbee5c0c24a6e3924
root 226157b2fd419a216bf3eeba2961d731a3f7c1ab3837ee0ab49964b07aafefcb