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 - QUEZON 3RD ED Award a ₱9.6M contract to R.T.Y. CONSTRUCTIONNational agencies

Transaction hash:

27e6ee50eadb2773cabdfb43e11732281a40c46ddfaf928bd05a52f0f38472e8

Status:

Included and unchanged

Block:

#680 5,333 blocks after it

Position in block:

Transaction 0 of 7

Award day:

Sep 3, 2009 (17 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

R.T.Y. CONSTRUCTION

Value:

₱9,647,283.19

Project:

Regravelling/Rehabilitation of Buenavista-San Narciso National Road (Abuyon Section), Km. 249+500 – Km. 267+343, Intermittent Section, Quezon III

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD 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 #680 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 - QUEZON 3RD ED awarded it to R.T.Y. CONSTRUCTION on 2009-09-03.
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 27e6ee50ea…8472e8now …
2. Block Merkle root changed
stored 77bb629a7c…0c7ee9now …
3. Block #680 hash changed
stored 2344f56011…a0e5e9now …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf 27e6ee50eadb2773cabdfb43e11732281a40c46ddfaf928bd05a52f0f38472e8
01 R 2845e2f739c30ffb9663466371a94d6a1319523cd6cb6ecc460a91f94df0ebc7
02 R 2d0be9bc3304ced9915c806d4c05f2e4ab4505dac7f4e82c2e21816a0d7bda04
03 R 55e378ad15d0e574bda4a79c61435690e906e4a3e7969dcda642c81a2f032b29
root 77bb629a7ce8546ba258c2ec35ca9369416c9fa52bdad6b54feccb41d70c7ee9