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 - NORTHERN SAMAR 1ST Award a ₱9.4M contract to MCU CONSTRUCTIONNational agencies

Transaction hash:

56cfb9ec41f8121f5fc5bbc7891f39bb871938d49b8644c64dceb9d217e4e97e

Status:

Included and unchanged

Block:

#3,982 2,031 blocks after it

Position in block:

Transaction 14 of 45

Award day:

Dec 31, 2019 (6 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 1ST

To:

MCU CONSTRUCTION

Value:

₱9,407,803.75

Project:

19IH0152

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTHERN SAMAR 1ST

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 #3,982 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 - NORTHERN SAMAR 1ST awarded it to MCU CONSTRUCTION on 2019-12-31.
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 56cfb9ec41…e4e97enow …
2. Block Merkle root changed
stored 40bf095424…ac5f19now …
3. Block #3982 hash changed
stored 09e457fa04…4c256enow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 44 records. Each step hashes the current value together with the sibling shown.

leaf 56cfb9ec41f8121f5fc5bbc7891f39bb871938d49b8644c64dceb9d217e4e97e
01 R 59410ceb91950e0f52b9f342cade4b1219acc8284eca343e93c4c43f986a47f1
02 L dad0e284394fb78a38489eb95e9b0ea737d3e0924f3635b31ce5bbef275cc36a
03 L 106650abacdad6b033e71dc9ea5e04e49c7a102f4c16f0a4af726ecb820c6447
04 L 01add032b9fcdae98a28e5cb9649dce1d6321c4025b04f682efdadaaefe5a4d0
05 R bbd9f35ad7fc1c63b64cfbefe6c3cf9dbe149b45000359827987516ce104cf27
06 R 588b2abc8d6266685bb9fe457e17fba59f04bbdc7d13b2bb1d72b42093e2f4e7
root 40bf095424ab968f5ae3664f09d383c48f734c072936d8217fad46ebdeac5f19