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 VIRAC , CATANDUANES Award a ₱1.5M contract to CHRISMAN CONSTRUCTION AND SUPPLIESMunicipalities

Transaction hash:

4839f0253448edfdb4551cb8189629dc5efcb9994f67e21ffa06c67c75529af3

Status:

Included and unchanged

Block:

#1,607 4,406 blocks after it

Position in block:

Transaction 24 of 58

Award day:

Nov 9, 2012 (14 yrs ago)

From:

MUNICIPALITY OF VIRAC , CATANDUANES

To:

CHRISMAN CONSTRUCTION AND SUPPLIES

Value:

₱1,520,200.85

Project:

CONSTRUCTION OF PERIMETER FENCE AT CATANDUANES SPORTS COMPLEX VIRAC CAT

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MUNICIPALITY OF VIRAC , CATANDUANES

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 #1,607 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 VIRAC , CATANDUANES awarded it to CHRISMAN CONSTRUCTION AND SUPPLIES on 2012-11-09.
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 Virac 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 4839f02534…529af3now …
2. Block Merkle root changed
stored 9c83cea4d2…afe8d9now …
3. Block #1607 hash changed
stored 9ff7380cab…8d0696now …

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

leaf 4839f0253448edfdb4551cb8189629dc5efcb9994f67e21ffa06c67c75529af3
01 R 489d2341e3c8d5589975c5baca29846abff7ed2d964d284449548accbfa86f78
02 R cd4e2bf63b17a94ef0df7135a9886d00cb3d6e0069c6b1d0d93f2b7a170462dc
03 R 4e7d5f62700a633381e563c80d012b47c1cf928d2dcf744209a712979eba9257
04 L 63e8b15e66b97412c57f15caea5f5d84fd89ecb22dc7cf7872e748e0c151ecea
05 L d5535ae26ca1b74a8e886a0de27342031fa87cf427e64f409e808ed40401e617
06 R adda498eb6d69a9815abab15beb0f575b584165cf6e9d3891c165c27be5cef0d
root 9c83cea4d2a5630a6eb3257ac71f165af4419856ce7b2ade1fc5ed07e8afe8d9