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 ALBAY Award a ₱212.9K contract to ROLOSA CONSTRUCTION & SUPPLIESProvinces

Transaction hash:

469c6ebeeaee1e4b9f7c8bdefafc8e14dd4d594d3c9253ef18ed73359df4c21a

Status:

Included and unchanged

Block:

#878 5,135 blocks after it

Position in block:

Transaction 5 of 17

Award day:

Jun 4, 2010 (16 yrs 5 mo ago)

From:

PROVINCE OF ALBAY

To:

ROLOSA CONSTRUCTION & SUPPLIES

Value:

₱212,906.99

Project:

Repair of 1 Unit (2 Classroom) Bagong Lipunan School Building Magpanambo National High School, Polangui, Albay (PR NO. 200-10-03-0021) Negotiated - SVP

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF ALBAY

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 #878 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 ALBAY awarded it to ROLOSA CONSTRUCTION & SUPPLIES on 2010-06-04.
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 Albay 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 469c6ebeea…f4c21anow …
2. Block Merkle root changed
stored 4e9bbcefe9…4eacd2now …
3. Block #878 hash changed
stored 9ad3aff7d8…597aa2now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 16 records. Each step hashes the current value together with the sibling shown.

leaf 469c6ebeeaee1e4b9f7c8bdefafc8e14dd4d594d3c9253ef18ed73359df4c21a
01 L 36550cb9cf9f5b5010233ca717d9d5721c93fe7b5f0e5082de0bf532804aa552
02 R cec71d6ccc8c7a1b75a31ea06efc53c2cfb622dfdf6cecf95336c55881ad9687
03 L 5f431c4881349eb085982ac27bb6cb02bb4cdf0e578e35e89cb5992b035c0384
04 R dcf112d1c2bc236c7806f5904e0165d5028db6d5853cf6e8e4446770fe8e0b10
05 R 264b8730ef77bda4f830c5e48c84d42f7c3e2601693bc55eb13ae2abd8502ea8
root 4e9bbcefe9b29aed4ff5e9bf3ae3a148f92fcda15fa3c033ad237d0e224eacd2