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 - CATANDUANES ED Award a ₱28.8M contract to ALTEV CONSTRUCTION SERVICESNational agencies

Transaction hash:

e467fee05856748dc4070b0a30bf29e7d452f93503e0841e1ffef091222f92f7

Status:

Included and unchanged

Block:

#5,673 340 blocks after it

Position in block:

Transaction 345 of 394

Award day:

Nov 6, 2024 (2 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED

To:

ALTEV CONSTRUCTION SERVICES

Value:

₱28,803,555.03

Project:

24FH0092 - CONCRETING OF GENITLIGAN FARM TO MARKET

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED

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 #5,673 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)
DPWH lists the funding source as "Outside Infra - Trust Funds 2024". The exact UACS line is not given.
Partly
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 - CATANDUANES ED awarded it to ALTEV CONSTRUCTION SERVICES on 2024-11-06.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 24FH0092: On-Going, 0% physical progress.
Found
Open
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

2 of 8 documents found, 1 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 e467fee058…2f92f7now …
2. Block Merkle root changed
stored c9608c81df…44f163now …
3. Block #5673 hash changed
stored 45dfc140e4…2b7717now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 393 records. Each step hashes the current value together with the sibling shown.

leaf e467fee05856748dc4070b0a30bf29e7d452f93503e0841e1ffef091222f92f7
01 L e437612af0e4147d2c4a29caa24cd822c347e138ab6b45284cf3ca45fcc71103
02 R fbf32853a768b436e6f1b13a2234a3effb8a22de01836368a0e69f40fd54fe97
03 R 7daf317ad5ae499736d9f67a38ecfb193627df918accb67097aa63d32424a8e4
04 L 64e5aa8d955b31e2a9f9fa5dd5258bae178071f9c823b0a93c631207a04582f1
05 L c6ad0ec8a6059e1bfcc7834a868b35cdf2985f503142205c4e22ffcb471e3523
06 R 32274c2628fd19a845c8193f825929ba1e367b0e793f7bdf1ccdcafbc30abbec
07 L fd3ef1dd89d2377bd136676f0b0533ec3605bdc9f72e5df775651995ee02577e
08 R 2fd99c58fc8e2b686ea33ac5dda305c8a0a7438f222986160380a8ecb52c048c
09 L 2a603285ca7083e1a31b93ae1129958292385ea4436c2a0ec8b5d860e9382a18
root c9608c81dfadf81f7ff7a81c63fe5f97bd37e7c7f406de38079d0268db44f163