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 - ALBAY 2ND DEO Award a ₱14.7M contract to SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

5b2971ca499fa9cd700ca341074b1ac2234c19618ab8a297c520446c72568cad

Status:

Included and unchanged

Block:

#1,316 4,697 blocks after it

Position in block:

Transaction 26 of 66

Award day:

Dec 7, 2011 (14 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 2ND DEO

To:

SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATION

Value:

₱14,694,675.07

Project:

Repair/Rehab & Impvt. (Aspahlt Overlay) Along Daang Maharlika, Busay-Cullat Sect. KO522+095 - KO522+955.20

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 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 #1,316 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 - ALBAY 2ND DEO awarded it to SUNWEST CONSTRUCTION AND DEVELOPMENT CORPORATION on 2011-12-07.
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 5b2971ca49…568cadnow …
2. Block Merkle root changed
stored d24c615e23…613115now …
3. Block #1316 hash changed
stored 98fdd07830…b4460anow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 65 records. Each step hashes the current value together with the sibling shown.

leaf 5b2971ca499fa9cd700ca341074b1ac2234c19618ab8a297c520446c72568cad
01 R 5f18e62d35b37c491c98dd3c767da3e1a29c46ea57a0d49b2edd3789ca1ff840
02 L b6a400fede22593981f27e246034c41387dc50f06a2686aef7f3f9882cf0f53d
03 R 93fbfaefdffc747c4f977c6491210bfcdfe11ca7ef00569678ace94036edc55f
04 L 5fbdef004c9e5f6617928ed7f40f5808e37930f3c26e2462a569aafa456b2701
05 L e816ac92548da42a995101fbb110dcb9b3c473f48b783fd1f9b53245748fb83f
06 R 7e66495f8c82461a492b1bcb67af2ccf38a49d5daa529ecdc4917bccfd689516
07 R c3751b0f79140c20eac88d57e852c195db4e4f43742f5e415ad7c969527f2d7c
root d24c615e23bdbb5f54a44260bc7863d2442dc0d8e45a419aecd1b91e77613115