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 - REGION X Award a ₱47.4M contract to RENREN TRADING AND CONSTRUCTION SERVICESNational agencies

Transaction hash:

c4745cbc2017f7cfdb17168a12c672e9814ac0045f8f99899172db29044d06af

Status:

Included and unchanged

Block:

#4,272 1,741 blocks after it

Position in block:

Transaction 102 of 130

Award day:

Nov 6, 2020 (6 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION X

To:

RENREN TRADING AND CONSTRUCTION SERVICES

Value:

₱47,433,600.26

Project:

20K00317

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION X

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 #4,272 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)
DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.
Partly
Open
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 - REGION X awarded it to RENREN TRADING AND CONSTRUCTION SERVICES on 2020-11-06.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20K00317: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2021-07-03). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 c4745cbc20…4d06afnow …
2. Block Merkle root changed
stored abc22f01e9…920b74now …
3. Block #4272 hash changed
stored 9cc2d146c9…1e4350now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 129 records. Each step hashes the current value together with the sibling shown.

leaf c4745cbc2017f7cfdb17168a12c672e9814ac0045f8f99899172db29044d06af
01 R c62ce8cda197bcfc67f92fff5340c0ad307a0cc56afe46fd0938225bb63fa8f2
02 L e9118935df59e056e4fe4de8a6b8015424d18940587d3e8090e33cf94eb8b45d
03 L bb03fa459360e19b4abc4d891420da1647ec489e79cf68273d4a60517cefd894
04 R f2dec1f9a8fc7e710db022c41ad81b6f1f92018fb24470eb6f9dc05701c2c3a6
05 R 58a1da6e1b1213b8770beb3ec7c7f2438baa97555708a8b0f272724cb64a1c6a
06 L d066f778fc9fb50167bebf9e9b0243b6b2f159f06b44b914392231bd97b12956
07 L d1ef055be91426aa4e9e3309db728b15f6360d93a38a539ead666724f408c7c5
08 R 10cee76f54209035e1b8db7bb2c9a702200437aec2ba2f43285f3e24da0e65b1
root abc22f01e91893a80f13440f6055aaf454b3f14f1786e88be1b572092c920b74