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 - BENGUET 2ND DEO Award a ₱6.4M contract to F.B. BANTALES ENGINEERING CONSTRUCTIONNational agencies

Transaction hash:

8c585d77f10aab309fd036fdc1d9f41e4412b3ad98ae931cde105a66cdea66ba

Status:

Included and unchanged

Block:

#1,997 4,016 blocks after it

Position in block:

Transaction 35 of 64

Award day:

Feb 11, 2014 (12 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BENGUET 2ND DEO

To:

F.B. BANTALES ENGINEERING CONSTRUCTION

Value:

₱6,442,732.16

Project:

Flood Control

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BENGUET 2ND 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 #1,997 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 - BENGUET 2ND DEO awarded it to F.B. BANTALES ENGINEERING CONSTRUCTION on 2014-02-11.
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 8c585d77f1…ea66banow …
2. Block Merkle root changed
stored bd23c1b905…51b726now …
3. Block #1997 hash changed
stored f9d95874aa…fcf70fnow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 63 records. Each step hashes the current value together with the sibling shown.

leaf 8c585d77f10aab309fd036fdc1d9f41e4412b3ad98ae931cde105a66cdea66ba
01 L 881eefc95133fe582ce5f3e741904d4bd8c21440c678e2de7754945afced9d20
02 L 625f56b0957c8c5d27bd29eaaaa6a7b97cec5ed3a1e24192495bc5f3470e501f
03 R 7c49a61464bae23140bce3ee82e72f0c7e50cf28a571895a43af1c1e025df34f
04 R 2dc2d68c8df56404198a2b9b52a199ee2e21ae153a10e6a8bccce6ab4ab5f5b8
05 R a1c1517ac4f14fd35888af3a3f51c86f78e1b632fe3b5c00abf3fc1428f67b84
06 L 0f501610d2e9a5ec35e738ae8254173f9efd3d135c0214c67f622b8e3974ad9d
root bd23c1b905e298e5a38c471d056adad1f7c38f41a81469644c12e6274751b726