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 - BOHOL 3RD DEO Award a ₱19.2M contract to MUAÑA CONSTRUCTION AND DEVELOPMENT CORP.National agencies

Transaction hash:

9d8c39bdfca3bb032ad0b40d856b8d574154ce714dc2039608e05c74d89f94b8

Status:

Included and unchanged

Block:

#4,426 1,587 blocks after it

Position in block:

Transaction 179 of 300

Award day:

Apr 20, 2021 (5 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 3RD DEO

To:

MUAÑA CONSTRUCTION AND DEVELOPMENT CORP.

Value:

₱19,194,748.00

Project:

21HB0084(ReAd)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 3RD 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 #4,426 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 - BOHOL 3RD DEO awarded it to MUAÑA CONSTRUCTION AND DEVELOPMENT CORP. on 2021-04-20.
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 9d8c39bdfc…9f94b8now …
2. Block Merkle root changed
stored 03e92cd5b0…569440now …
3. Block #4426 hash changed
stored 15736abae9…a81ff8now …

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

leaf 9d8c39bdfca3bb032ad0b40d856b8d574154ce714dc2039608e05c74d89f94b8
01 L 9c4f0195aae3b514b2cf4e584180efe655fe5b17b4447025fb85ff80312c17a3
02 L cb188d39ce646fe0f44fb0280c501bbf6e6a9019bde31b029fb52d651f9fc53d
03 R 2e2c4d84be8bda4a2693609c74d60a8fde95c3335304db1dfdfd042306dc0835
04 R 7dcb7f99a0973bdd13ee3d6881d584d8c5b77dc7ad62792e5723bc7136b61189
05 L f255c93fda8c68cb20614898c674463b2e7daccfe1c54ca219cbc3fcf4d8c184
06 L 8ed5434a36df0c2fda8075dd5894093cd3339be2d96a037ff86561745bfbb3fa
07 R 4a09bf165f4b2dabcf2c8184c1b19fbd29908d3a6e2348d8f5fd1c0c5973c0ea
08 L ad0914ca05870ddc01b5753729225152d9705e3390c9ae5b4770643ee6774e67
09 R d5d45c7fbf277b5ae085f63b2047a617d6d858d0d02316c50f30ac82dab0b5e5
root 03e92cd5b0bdb1b8da1273edf4114421489a04b8bb7cb1c24c2377eab5569440