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 - SOUTH METRO MANILA Award a ₱14.6M contract to MRRM TRADING & CONSTRUCTIONNational agencies

Transaction hash:

edacdae0db87fb7c84aa1738aaa04e1df2bbedd8a62fc1cabb8605186e253dc0

Status:

Included and unchanged

Block:

#2,819 3,194 blocks after it

Position in block:

Transaction 104 of 111

Award day:

Aug 11, 2016 (10 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA

To:

MRRM TRADING & CONSTRUCTION

Value:

₱14,590,000.00

Project:

16OH0062

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA

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 #2,819 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 - SOUTH METRO MANILA awarded it to MRRM TRADING & CONSTRUCTION on 2016-08-11.
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 edacdae0db…253dc0now …
2. Block Merkle root changed
stored c0e9ac7b52…2bdc27now …
3. Block #2819 hash changed
stored 010e665824…789ab2now …

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

leaf edacdae0db87fb7c84aa1738aaa04e1df2bbedd8a62fc1cabb8605186e253dc0
01 R f2fb99e181a0db73a4d2fdabe0ff0b006486793b621d2d5cce5a6f45d73c9488
02 R 032bdcba6433d33f0448175a8e1269f8397ad8c43755b531057d805bf71d38e6
03 R 02c413d6c0704efe167ed347d555384026192b830ed23b3b18b29f9ead6f6a39
04 L cbb826661b6986de7f9a10b677e9adc63fed7d115959f1a844b8c1ea73dab7e0
05 R 40183b7ae4bc756611ffd62045a0b906c3fcffb45ce2f9161c05ded18516834e
06 L aaf28d7de536d75b423019a85b05e92be9211caf890f881837c7bb4ee28ddf88
07 L 486f784eef6217e480a9bd92752644c220652b97eb8cd88c6e0eb100ccc43260
root c0e9ac7b52854f8a982d69c1e0f261e2fefad645703c9dbea74a9488112bdc27