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 ROMBLON Award a ₱1.6M contract to TABLAS MEGA CONSTRUCTIONProvinces

Transaction hash:

7c4fd06c2ba2f6ea0bfe382f319bc6baf20e7bdb04ca187c3afd144604e1a336

Status:

Included and unchanged

Block:

#5,182 831 blocks after it

Position in block:

Transaction 18 of 44

Award day:

Jun 12, 2023 (3 yrs 5 mo ago)

From:

PROVINCE OF ROMBLON

To:

TABLAS MEGA CONSTRUCTION

Value:

₱1,595,711.26

Project:

Concrete Reblocking of Agbuyog Rd, Brgy. Capaclan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF ROMBLON

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 #5,182 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 ROMBLON awarded it to TABLAS MEGA CONSTRUCTION on 2023-06-12.
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 Romblon 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 7c4fd06c2b…e1a336now …
2. Block Merkle root changed
stored 3530d24dd2…b512a2now …
3. Block #5182 hash changed
stored e9147625e7…8d3334now …

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

leaf 7c4fd06c2ba2f6ea0bfe382f319bc6baf20e7bdb04ca187c3afd144604e1a336
01 R 7c90ef76f6b55a6eff26262ef93b10e044657facabd745198a08d3b6bd16ce09
02 L af8394a224c2f51de5813bf6af41f293ef87c18cf04aa4564348bfbe303420b9
03 R 7e0607544ac9aa052681e0811fd2189e89211007dfda22dc046730388d998810
04 R 97618818a8bf3b32563e8e4e922f2d0176348d66eafd6aa2a2828f19157b135f
05 L 290e2ccb86a3691a838df7ed5726691d1cf50efddd4cab9d1f49477d97581b6c
06 R 6268916f7b2ca1e9497ac35bedb66d77e0feed91841ba9f1f2e81f3588232019
root 3530d24dd2eb5b3e3dfe21cbb5898e5eee46ba3fffe976dc1afb67cd11b512a2