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 - NCR Award a ₱75.9M contract to DRAGONHART CONSTRUCTION ENTERPRISE, INC.National agencies

Transaction hash:

3a4b874dc40a3dca97e2fd03def610abc66e7e5222f2dfeb708e607807b717dc

Status:

Included and unchanged

Block:

#4,864 1,149 blocks after it

Position in block:

Transaction 21 of 112

Award day:

Jul 22, 2022 (4 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR

To:

DRAGONHART CONSTRUCTION ENTERPRISE, INC.

Value:

₱75,916,913.46

Project:

21O00137

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR

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 #4,864 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 - Trust Funds 2021". The exact UACS line is not given.
Partly
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 - NCR awarded it to DRAGONHART CONSTRUCTION ENTERPRISE, INC. on 2022-07-22.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21O00137: On-Going, 29.61% 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)
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

2 of 8 documents found, 1 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 3a4b874dc4…b717dcnow …
2. Block Merkle root changed
stored 78a5a287e5…ab683enow …
3. Block #4864 hash changed
stored 518ac858a2…dc80c1now …

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

leaf 3a4b874dc40a3dca97e2fd03def610abc66e7e5222f2dfeb708e607807b717dc
01 L 36bc50efdb29e550673548b59d2ab668540f45438d7a84acb96d7734c69495b7
02 R 5d084882324057896a12bb843058f8749f91def87505115558fe17f1ecea6708
03 L 3826663fdc276471adcbc0fea7dfc6c30f3d74be67ff8f9a55411af3a58edd9c
04 R 96aa4f4c5ec375fef569054b44f98a9d4c86b3668b1d9cc82a188510345b4810
05 L 68fb84bdbcc819b3a4c13203ab91cd0b0a50e374aa8387083f93b86c7f7d1cb2
06 R ac776e66d45c6e9d3f75cb43cbf52d077cb1a12f70e6dfa3249dc908cce2b57d
07 R d10e21032f551740351ddda56873b5c9a21fb20ece28849d6e1265b7a97c79d8
root 78a5a287e5b2701f70afab0e4e9765d65a52a009b56af5006a4291eb26ab683e