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

PROVINCE OF ORIENTAL MINDORO Award a ₱4.9M contract to V.D. ALCANTARA CONSTRUCTIONProvinces

Transaction hash:

54c8d7d58dbde49bfe4f3c46a7e14690e9f8d6067e60b71b97d61d2dd4cfa9e1

Status:

Included and unchanged

Block:

#76 5,937 blocks after it

Position in block:

Transaction 16 of 61

Award day:

Mar 16, 2007 (19 yrs 7 mo ago)

From:

PROVINCE OF ORIENTAL MINDORO

To:

V.D. ALCANTARA CONSTRUCTION

Value:

₱4,946,011.20

Project:

Concreting of Palhi-Boundary Road at Calapan City, Oriental Mindoro

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF ORIENTAL MINDORO

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 #76 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)
PROVINCE OF ORIENTAL MINDORO awarded it to V.D. ALCANTARA CONSTRUCTION on 2007-03-16.
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)
COA's CY2024 audit of Oriental Mindoro gave a "qualified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 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 54c8d7d58d…cfa9e1now …
2. Block Merkle root changed
stored b5ed634945…87cd15now …
3. Block #76 hash changed
stored 5de2979165…421addnow …

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

leaf 54c8d7d58dbde49bfe4f3c46a7e14690e9f8d6067e60b71b97d61d2dd4cfa9e1
01 R 552cc6cb37647caf315142435a421f10a5a00adc940d2e1da5ba5dd35e394759
02 R 96912f49b631e0bd62c1d3d79f319d5b2b6cfe965c83ea56716550b403355b31
03 R eb62dd0042be3f42724b1dd91bb368a3e2074c61be2f3cad32c7eb640533fb09
04 R 246f6d1a6b019e6869914f7ca014be7972d012ae51b5f8500fdd851a5725d347
05 L 8646475087964289d76cba0c944fc5dbec585c1966a07d223c78e4e82b8cf579
06 R 1c980d0cda943d902bf9b90c398d65a66c6ab5f06011ba43bf859d86607c7701
root b5ed634945f561a6d77f706acabbc2d2f60cd4210901a1cecf1cdd78f687cd15