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

MUNICIPALITY OF OAS, ALBAY Award a ₱4.6M contract to WINTECH CONSTRUCTION & SUPPLY OPCMunicipalities

Transaction hash:

e404f21776f6e2e893c5b06e52833ac22f557fe7a809f343a23bf8f93d6e8877

Status:

Included and unchanged

Block:

#5,352 661 blocks after it

Position in block:

Transaction 50 of 59

Award day:

Dec 8, 2023 (2 yrs 11 mo ago)

From:

MUNICIPALITY OF OAS, ALBAY

To:

WINTECH CONSTRUCTION & SUPPLY OPC

Value:

₱4,581,985.55

Project:

Construction of Health Station (Barangay Tapel, Oa

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF OAS, 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 #5,352 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)
MUNICIPALITY OF OAS, ALBAY awarded it to WINTECH CONSTRUCTION & SUPPLY OPC on 2023-12-08.
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 Oas 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 e404f21776…6e8877now …
2. Block Merkle root changed
stored 2cb1405091…4e197fnow …
3. Block #5352 hash changed
stored 20d94443a7…494236now …

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

leaf e404f21776f6e2e893c5b06e52833ac22f557fe7a809f343a23bf8f93d6e8877
01 R e7df78bbd526db65d0fc092f407d842eb1e7fd3d09cc21cd7baf942e9597f4ab
02 L 417c8611f0f2913dc7c0038d0567096d76d4ea1a3c7ab8234224fd7a570fd46d
03 R 269ac45ec593bd2d063e7a9c51359dcc01f6804441e4a3ebc6687b911c141e82
04 R 35a2fd7ddb5716f20e37a9e1706b2c146bb647be772573ea1f259714bd453aec
05 L e7e1f9cb39c4dc8f0ea6e4c6d2f492a9b234ee75d507e135da1946977b8c83b4
06 L ae423ad37a236af845bac6d1030b48c68494a8258d075756b5a7808ec0f38962
root 2cb14050916dd4004497279ee4b206f037a5888de017e08e95eb425e654e197f