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 - DINAGAT ISLAND Award a ₱26.0M contract to T.J. VELASCO CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

d1a3c8a0f5ad5fc2d0aad8fbbc89135f9458a472b56a7733423490ff7f26449d

Status:

Included and unchanged

Block:

#2,856 3,157 blocks after it

Position in block:

Transaction 108 of 118

Award day:

Sep 21, 2016 (10 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DINAGAT ISLAND

To:

T.J. VELASCO CONSTRUCTION & SUPPLY

Value:

₱26,023,486.02

Project:

16NE0063

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DINAGAT ISLAND

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 "Outside Infra - GAA 2016 DA Farm-to-Market Roads", 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 - DINAGAT ISLAND awarded it to T.J. VELASCO CONSTRUCTION & SUPPLY on 2016-09-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16NE0063: 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 2017-12-16). 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 d1a3c8a0f5…26449dnow …
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 d1a3c8a0f5ad5fc2d0aad8fbbc89135f9458a472b56a7733423490ff7f26449d
01 R d46936c0a33c89ed202293a44bd43a13543d03c5556d69bc8bb9c0f42f8a59f6
02 R aabbf35b7b4ab931df3862f10146c8fbf125206a5f76785005a571c7064081c5
03 L ed6f7a22cbbdae4dbd8e0911fab32ee7dc6d52391fcbbb451baf1d4e877dafe5
04 L 663c002a4319a0d6602b94d6c597a32686a00103930147b5cb4043c49c556c3b
05 R bf7ee5f4652301fa6e1fa2c4dcd015dfc9ed956fc2294c47cc9c84ccaca41812
06 L d1d447ab5ef51cf2bb173e48b6f2b0976bbbf1a52a2102400d13a624fa5549b3
07 L 646be0b789f6eac0a2db9b2da5968ab60d2f1766361fbdca2c9720bae1c9ff64
root b5316dca88750ea8c9e2b012f8394120aa10d3f8ee3ffbd96147fffac192a6bc