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 ILOCOS NORTE Award a ₱744.9K contract to ALTHEA CONSTRUCTIONProvinces

Transaction hash:

8c0dcf99e4e23901a576fa825d13c75853301c04c0c88a09b2426ea4fd8e85ac

Status:

Included and unchanged

Block:

#1,190 4,823 blocks after it

Position in block:

Transaction 27 of 47

Award day:

Jul 13, 2011 (15 yrs 4 mo ago)

From:

PROVINCE OF ILOCOS NORTE

To:

ALTHEA CONSTRUCTION

Value:

₱744,871.11

Project:

Various Infrastracture Projects for the Province of Ilocos Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF ILOCOS NORTE

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 #1,190 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 ILOCOS NORTE awarded it to ALTHEA CONSTRUCTION on 2011-07-13.
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 Ilocos Norte 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 8c0dcf99e4…8e85acnow …
2. Block Merkle root changed
stored c939f60f06…fb811bnow …
3. Block #1190 hash changed
stored baa383e88d…59fc80now …

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

leaf 8c0dcf99e4e23901a576fa825d13c75853301c04c0c88a09b2426ea4fd8e85ac
01 L 88756f5f134259b0f9ef4dcf1f66c7ee6992f23ac621e0fa46fe8216339661be
02 L 4cf085b7e7c43974981bb5b6fcf6c4a1bd4abf21eb482ab2a7fc0223ed77be8f
03 R ecc158679fd688768fc37785db62e9713ae74fa68db29563584f2f21c3977cfb
04 L 42a0126fae0736d692ff1e48f2af02209639290f159cf2e801fc962e740efc4b
05 L b8322f27598a5ea790410778208b92e4485ddc6f5cc2c63282172e44147de15b
06 R 602bacb04364a2a010f1312f9cfa1ce114d4bbfc4436d2787e027c20d6048c78
root c939f60f06d95cfa4b5bfe976001889d156572370abc1fc06ef6a80817fb811b