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

CITY OF VIGAN, ILOCOS SUR Award a ₱2.2M contract to 739 BUILDERSCities

Transaction hash:

0986d2820e1a61ba414f105fc989ac72967d1d3ce4f296d834c0682cea54846d

Status:

Included and unchanged

Block:

#971 5,042 blocks after it

Position in block:

Transaction 2 of 36

Award day:

Oct 1, 2010 (16 yrs 1 mo ago)

From:

CITY OF VIGAN, ILOCOS SUR

To:

739 BUILDERS

Value:

₱2,191,850.76

Project:

Construction of Multi-Purpose Building at Brgy. Bulala, Vigan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF VIGAN, ILOCOS SUR

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 #971 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)
CITY OF VIGAN, ILOCOS SUR awarded it to 739 BUILDERS on 2010-10-01.
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 City of Vigan gave a "unmodified" 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 0986d2820e…54846dnow …
2. Block Merkle root changed
stored 2d352dd687…0004fanow …
3. Block #971 hash changed
stored 0f66a25321…d1582cnow …

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

leaf 0986d2820e1a61ba414f105fc989ac72967d1d3ce4f296d834c0682cea54846d
01 R 16bbd40cae43a147e9ea06d8983aff615d9c6d6b94eef4f95ee2683b8bb993e8
02 L cbe6cced646678eb4d6b2130f63f7b8a1d30e4aee28d49ff25d9006c48403eb8
03 R b5e1f04af1c031f6b3001eb5c364b418d8457f45f178b89c159ea4dd111a6089
04 R 08e91d455619a81ca7f27058af951867ef3d53c126d4a26b17be8a4df1cfcfaf
05 R c14e10a152acb2b3c8a1b2fb337cd36c677888e4e1c89220cff5bce38c36fc31
06 R 92abcacc4acc7b87bbfba4359c806eb0d2a9c01248e0fa74948dab0ab9388fc3
root 2d352dd68721b5276b37735ac96c72106a414b9da774846b400aeb28b80004fa