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 - ALBAY 2ND DEO Award a ₱16.4M contract to LEGAZPI PREMIUM DEVELOPMENT CORP.National agencies

Transaction hash:

3e2a9cea6ad4cb871f27c8a8253856b96adca09597889a14fa2932077298531a

Status:

Included and unchanged

Block:

#1,308 4,705 blocks after it

Position in block:

Transaction 9 of 34

Award day:

Nov 29, 2011 (14 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

To:

LEGAZPI PREMIUM DEVELOPMENT CORP.

Value:

₱16,436,642.20

Project:

Cluster 14 Const. Of Various Flood Control Projects, Legaspi City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND 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 #1,308 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 - ALBAY 2ND DEO awarded it to LEGAZPI PREMIUM DEVELOPMENT CORP. on 2011-11-29.
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 3e2a9cea6a…98531anow …
2. Block Merkle root changed
stored a7e2bfd496…17ad51now …
3. Block #1308 hash changed
stored ecfd60e280…863b2fnow …

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

leaf 3e2a9cea6ad4cb871f27c8a8253856b96adca09597889a14fa2932077298531a
01 L 373178119153bf5183db9872039b22c8d6b3ef346695a1fcfef360ea459d457c
02 R f8ee3d2e21f836fcec8170187b66f76dd113ba7d0a2b981633bd19436157b911
03 R f264791747c541c7283e1d946c13e15c49bdb61b06e1f465db6f739200d045e0
04 L 3538960fbddeb4665a90a832a0b3d368cbd99b70d7399df09d0bc989bc389ea0
05 R d5d9941fbb47d79df368cc4cfa6e3e9699c2c5be7febc1b8f0a795ca2ac95f8c
06 R 24c8f19774e529480bb007a89ff94bf3b0c54f5e0dc31e27fde7ecd804cd1a1f
root a7e2bfd496733364d8b0ba55e67e14b6c2394b7f1153bcb2b4144c2a5b17ad51