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 ₱3.2M contract to R.D. TALENS CONSTRUCTION AND TRADINGNational agencies

Transaction hash:

5bf99e64b2a957e7d732ef5d44561dad70344324373290fbf95b7fd575c3b978

Status:

Included and unchanged

Block:

#2,856 3,157 blocks after it

Position in block:

Transaction 54 of 118

Award day:

Sep 21, 2016 (10 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS NE2NDDEO

To:

R.D. TALENS CONSTRUCTION AND TRADING

Value:

₱3,243,734.69

Project:

16CF0069

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 #2,856 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 2016 MFO-3", i.e. the FY2016 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 NE2NDDEO awarded it to R.D. TALENS CONSTRUCTION AND TRADING on 2016-09-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16CF0069: 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 2016-12-22). 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 5bf99e64b2…c3b978now …
2. Block Merkle root changed
stored b5316dca88…92a6bcnow …
3. Block #2856 hash changed
stored 43847ef492…92b2c5now …

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

leaf 5bf99e64b2a957e7d732ef5d44561dad70344324373290fbf95b7fd575c3b978
01 R 5e3b6f96e65fb74cfef89600c4684fb0353f9d3c61cd792045d165d1b655684a
02 L 53b270dc4eff05bbb3ec225e7fea5095e56477d38478b3075fb103fd949a256d
03 L 7a3a6efe54ef12f4b5ee1c3166559c433166beea97f4668ae59c3f300512faa5
04 R a6848e0e51b2e2ec66b79974df62713e2ffafb83d84136e6bf17a6edfa453628
05 L 8c37ac53104a6db7de8124fb6e0f91760dda97228547e9b13ce1bb9431a81843
06 L c70cb51a2ec5a64cd19b774e19daae422eb7d3f88dda20f8718d52fb1a0718eb
07 R 41d8f2c8c47c1b695893fb29426e7e20db3c3b937ff9ea691600509f2910efd9
root b5316dca88750ea8c9e2b012f8394120aa10d3f8ee3ffbd96147fffac192a6bc