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 HIGHWAYS - CEBU CITY DEO Award a ₱1.2M contract to 3S BUILDERSNational agencies

Transaction hash:

53fd33fe583776e85e86d92bf4e441b5583692f85bc473ca3eed41596d35ae02

Status:

Included and unchanged

Block:

#702 5,311 blocks after it

Position in block:

Transaction 6 of 12

Award day:

Oct 5, 2009 (17 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

3S BUILDERS

Value:

₱1,202,394.67

Project:

Cluster IV-FCD a) Construction of Drainage System, Brgy. Tinago, b) Repair/Improvement of Drainage System, Brgy. Lorega San Miguel and c) Improvement of Drainage Canal and Pathways, Sitio Sindulan, B

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

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 #702 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)
The award does not say which budget line pays for it.
Not published
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 HIGHWAYS - CEBU CITY DEO awarded it to 3S BUILDERS on 2009-10-05.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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

1 of 8 documents found, 0 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 53fd33fe58…35ae02now …
2. Block Merkle root changed
stored 4e2044a0cb…08c698now …
3. Block #702 hash changed
stored 8abc80b8a0…e3a1c5now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 11 records. Each step hashes the current value together with the sibling shown.

leaf 53fd33fe583776e85e86d92bf4e441b5583692f85bc473ca3eed41596d35ae02
01 R 6199620c0feb80c4aa65478bd83e34eebbac6969c841bc0baaba4d996e11bc2b
02 L 6c7f0b14a9286efcbdd444ba2eef909042d4a9c1356e3478068bb3c804ae890f
03 L 838449f05777a5ef8865231b6709bda030c5e19724a30d064979892beafe1976
04 R 7d3a246133e09f75fc1c5e034f9afc224dae2ea1c3478d7b846a561d2c61ddc5
root 4e2044a0cbe86ba110b02adf89a3f3480868fabb016b4c3c6150712c7008c698