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 ₱95.4M contract to AARCON BUILDERSNational agencies

Transaction hash:

69b4608ffddfedcb97b130bab1c4126a67fff1f93e44643e9cacc09521990849

Status:

Included and unchanged

Block:

#5,240 773 blocks after it

Position in block:

Transaction 111 of 262

Award day:

Aug 11, 2023 (3 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NCR

To:

AARCON BUILDERS

Value:

₱95,405,388.74

Project:

23O00078

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 #5,240 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 2023 OO-1", i.e. the FY2023 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 - NCR awarded it to AARCON BUILDERS on 2023-08-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 23O00078: 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 2023-10-13). 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 69b4608ffd…990849now …
2. Block Merkle root changed
stored 0849d5a453…4e00a7now …
3. Block #5240 hash changed
stored 8b19b58ecf…56cd10now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 261 records. Each step hashes the current value together with the sibling shown.

leaf 69b4608ffddfedcb97b130bab1c4126a67fff1f93e44643e9cacc09521990849
01 L 68fe211cb83e4ab81cab5ccf190edc3811de2840ca3db1b9be78287208cb29bf
02 L 65ef596a5f01614eca386259678df092717f3a18c94222fa246715fb9448286c
03 L f5ef012b4fdba7311f70d13ebd67c0b364e767516ac5c4ce4659967db1737712
04 L ac70476a467c6375c1c443398512644adde133698abb226a6a38aa60adfa1cf1
05 R 45f8f8f9b72e44987927d2b6ce7ceaf812e30466e1887f367bd4708f3fda24c2
06 L 6874642c75d8a9813a1e490e137a2b092e8c0eb4839517df539bb6bbf2286e32
07 L 0cbd5e437310c1dc04d1c276ac2a3dc030e8e735a078b493643c85c10d8db5eb
08 R 2611e07d2ace021947bfeebd0e7d12aa88c7045f49bb68817b8f68e0d89dc626
09 R 31d8227fabc0834c88f8e73ebff8c5fc3e11e0b672b5ec7d91cbeda5d6a64e85
root 0849d5a4536c8101d2b9b7bda2c649c2cc9cb9f722de36fcca3044a6394e00a7