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 - PAMPANGA 2ND DEO Award a ₱1.5M contract to A.L. DARE CONSTRUCTIONNational agencies

Transaction hash:

7e80e4276dc1b0da4fbc780b2f5441a5c056137b2dd6fa19ccf899ee5c13ee43

Status:

Included and unchanged

Block:

#1,388 4,625 blocks after it

Position in block:

Transaction 30 of 60

Award day:

Feb 27, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 2ND DEO

To:

A.L. DARE CONSTRUCTION

Value:

₱1,460,333.98

Project:

Construction/Completion of Road Brgy Sto Nino-Bancal Road Brgy Sto Nino and Bancal, Guagua, Pampanga

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA 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 #1,388 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 - PAMPANGA 2ND DEO awarded it to A.L. DARE CONSTRUCTION on 2012-02-27.
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 7e80e4276d…13ee43now …
2. Block Merkle root changed
stored a83d918bda…7dc3bdnow …
3. Block #1388 hash changed
stored 658fe30c5a…a11083now …

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

leaf 7e80e4276dc1b0da4fbc780b2f5441a5c056137b2dd6fa19ccf899ee5c13ee43
01 R 81400e1496d87536202c4f33fbaa27a2c64c3f1700588a9901ade8bd5fd56015
02 L cbe520811dc54aecdc04cfae264beb185a464a2b93d1318253f68cd95f2cee8e
03 L f474d14638a8815b49f778fdd87f2d5162279624a612bb75da7f26e974ac6d06
04 L 4f19b12cb08bfec038be5f0dd82fbb8c395e4c9027bfd887bf8dcd42922b976d
05 L 1fd85f3d6abf925014d99372f71aa6f276b26f2eaa1efbcad07025da9e9c2af2
06 R bef6d42d3a3349e428e0024a18444aa27eb510a5f6a8db105fed41411a71deee
root a83d918bda5cd99dc4b661cd39d1d97ce655ae735177cf2fa378653bca7dc3bd