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 NE2NDDEO Award a ₱4.7M contract to MG1 CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

4d7352c2fc8bbf6130c3e6a04dcb4721ba514c946d8aa3f21758a83b609779cd

Status:

Included and unchanged

Block:

#2,290 3,723 blocks after it

Position in block:

Transaction 38 of 125

Award day:

Jan 6, 2015 (11 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO

To:

MG1 CONSTRUCTION CORPORATION

Value:

₱4,749,525.00

Project:

14CF0101

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO

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 #2,290 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 NE2NDDEO awarded it to MG1 CONSTRUCTION CORPORATION on 2015-01-06.
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 4d7352c2fc…9779cdnow …
2. Block Merkle root changed
stored 6277149aa7…904082now …
3. Block #2290 hash changed
stored c1ab9f1e23…04eabfnow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 124 records. Each step hashes the current value together with the sibling shown.

leaf 4d7352c2fc8bbf6130c3e6a04dcb4721ba514c946d8aa3f21758a83b609779cd
01 R 4f363ea880e8ebb7928c3de8af95430ab33c76d1c3eb9aef71716d8ab1408787
02 L ba9c741ff98720d186ffef8039f21cb34a567d34f54128882df060857aa97455
03 L c799c83b8387c82f16a00a463e93a694ec2103042f65aed9c2ec5f977c2ac069
04 R d9c19b515d34d27e38b84d39d47965316910a74c7cc41dd5a50ccf0d0b2e8c0a
05 R 10b44b0ad6179e25d0f0b71ee5768e0577e29422e8f538a981b32d6db87a1a4f
06 L db4ab590b394f3441246159e2a11729e4c3025ef3f9e8fd6bda5820c35a390e6
07 R 6230820d50ad671f883740ef598beca3545b0f418f51995e2a72d4363a333bc9
root 6277149aa7a0b84abe6368443c90676d659430bff2de5bb5c971831ef3904082