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-BULACAN 1ST DEO Award a ₱953.7K contract to M. G. FRANCISCO CONSTRUCTIONNational agencies

Transaction hash:

c55fc19a407a59999dfe0dc3fae9910a24669e0cc304f6ea7c29ee05d526aa02

Status:

Included and unchanged

Block:

#537 5,476 blocks after it

Position in block:

Transaction 13 of 14

Award day:

Feb 17, 2009 (17 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

M. G. FRANCISCO CONSTRUCTION

Value:

₱953,748.00

Project:

Construction of multi-purpose building at Calumpit C/S Calumpit, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST 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 #537 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-BULACAN 1ST DEO awarded it to M. G. FRANCISCO CONSTRUCTION on 2009-02-17.
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 c55fc19a40…26aa02now …
2. Block Merkle root changed
stored 4389e988e7…b76f3anow …
3. Block #537 hash changed
stored c2e486801d…eaa98dnow …

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

leaf c55fc19a407a59999dfe0dc3fae9910a24669e0cc304f6ea7c29ee05d526aa02
01 L c2d4967e3ac9d08ee87dd4a4409e614088bfdb19322c9e089f5306901a025339
02 R b0c50c1bf962556f1a7654df00a4a854dbd69450215510a1f75dc23d214e7861
03 L cf93e0b6e14a6c9e01bf58531f82658f8f433eed0c08b206c30807b405259f09
04 L 255d25e1d316a56bcd467b7e2b8e49ff7c52396c7d7f55e16829e4cbe9398a53
root 4389e988e77fc952a70b9c7fecc3d66b64bb6fa46c27275ce90238854bb76f3a