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 - REGION XII Award a ₱900.7K contract to SAREX BUILDERS AND SUPPLYNational agencies

Transaction hash:

d27918c19d47a42c5a9dcc1984c0d0180b94f070281ee8f3f0a07a3690eda5b3

Status:

Included and unchanged

Block:

#370 5,643 blocks after it

Position in block:

Transaction 19 of 23

Award day:

Jun 30, 2008 (18 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

To:

SAREX BUILDERS AND SUPPLY

Value:

₱900,681.54

Project:

Construction of 2CL L. Young NHS, Glan, Sarangani Province

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

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 #370 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 AND HIGHWAYS - REGION XII awarded it to SAREX BUILDERS AND SUPPLY on 2008-06-30.
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 d27918c19d…eda5b3now …
2. Block Merkle root changed
stored 4de1c14a00…aee5ddnow …
3. Block #370 hash changed
stored 4a8d913be6…550136now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.

leaf d27918c19d47a42c5a9dcc1984c0d0180b94f070281ee8f3f0a07a3690eda5b3
01 L d21b24e00a7ee7b4af07205d35bb0724e3cdf8be4125a9699ec7986920f273db
02 L 74dbce79cb5d7552ae830597b6b67bdddd961c6cba1e51a043a85311f2c0b945
03 R b1416be62056e4c1070607ad9d2b372b369e6df9f92e88cd518da408138805ff
04 R b5bae644a160bdee0389a8ed8dae1f8e8f581c355f3b9874a2c323362c953a36
05 L 9043f3e70127fc5af1e809a0aa837a3736fb3ea1e71b2e8b7a562fc1f28f0e78
root 4de1c14a0055cf0010dee1fddedc7e64cfbd2f6adb64bec4662b670e34aee5dd