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 - SOUTH METRO MANILA Award a ₱4.8M contract to REND ENTERPRISES AND GENERAL CONTRACTORNational agencies

Transaction hash:

f3bda6d2286cfa9fcbfc01c0ccec7ea64b88647f48d90bed1c45391eea2136ac

Status:

Included and unchanged

Block:

#4,804 1,209 blocks after it

Position in block:

Transaction 108 of 115

Award day:

May 19, 2022 (4 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA

To:

REND ENTERPRISES AND GENERAL CONTRACTOR

Value:

₱4,811,175.47

Project:

22OH0107 - Convergence and Special Support Pr

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH METRO MANILA

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 #4,804 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 2022 CSSP", i.e. the FY2022 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 - SOUTH METRO MANILA awarded it to REND ENTERPRISES AND GENERAL CONTRACTOR on 2022-05-19.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 22OH0107: 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 2022-11-19). 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 f3bda6d228…2136acnow …
2. Block Merkle root changed
stored 670a73f0ad…eb14cbnow …
3. Block #4804 hash changed
stored 778d9589cf…439ba9now …

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

leaf f3bda6d2286cfa9fcbfc01c0ccec7ea64b88647f48d90bed1c45391eea2136ac
01 R f5d579e2f0a552e7162a5c77fd3ba658cc4fe2dbda0d815029419142ce22ccb2
02 R 6ce9b2fbb9d914effde5dd96a14fd5c3b597813d4cd55d6a88d252a334aebbac
03 L 718eff85e07c00a9dc9f38717325dd594408b4382b0cf79101da3b40dd3bec21
04 L 88dd9bd88b9bad5c4650e7b3ae9c54ea325ebc00471ef96ed468394b6251d1a1
05 R d4267befbe89c2b51fae0ca3e71fb5de297da6f428135445c4ba2a9c52f67b98
06 L 4d6e0e7aaffe14c13343cad971a0ad4c46a9ee59ff7a2343c5001410dcc07a88
07 L d534428148bf4bcb7a7cde558af5592c89c31633a24cafd3ad3817cf8aec84f1
root 670a73f0ad1340259908df839c5f25665d61145b3c1d7f6193255608bceb14cb