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

NATIONAL IRRIGATION ADMINISTRATION - APAYAO Award a ₱2.8M contract to B.A. LAGAZO BUILDERSNational agencies

Transaction hash:

e76bb730e1f9efed247cd4a61d3e476512c7aec3e10a931ff7a756e0ac39ea7d

Status:

Included and unchanged

Block:

#2,486 3,527 blocks after it

Position in block:

Transaction 313 of 349

Award day:

Aug 10, 2015 (11 yrs 3 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - APAYAO

To:

B.A. LAGAZO BUILDERS

Value:

₱2,791,313.50

Project:

STA. MARIA-ALLIG(LAGAC AREA) CIS

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - APAYAO

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 #2,486 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)
NATIONAL IRRIGATION ADMINISTRATION - APAYAO awarded it to B.A. LAGAZO BUILDERS on 2015-08-10.
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)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 e76bb730e1…39ea7dnow …
2. Block Merkle root changed
stored fd6d3c84ab…40d3canow …
3. Block #2486 hash changed
stored 28036b5e0d…ffc2c6now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 348 records. Each step hashes the current value together with the sibling shown.

leaf e76bb730e1f9efed247cd4a61d3e476512c7aec3e10a931ff7a756e0ac39ea7d
01 L e752dbae81b03609ebbb67c83f6818ac59e3e5800f09863e3d3506f2d15839b7
02 R 2bb6a80d7ecc9eaa5fcceda86fb707f7289c2437a2544f0cafc5c76a0a0e1877
03 R c9782c400881aa61ec812d4ae599f8b7ba9b1bd2a83535de9352e17abec81d86
04 L ea0da757b5a7377f18944656754c9721381d33b196feeecc7f4ee6b3430cc532
05 L 86513bc46f78922dc65e052fabb79d20f1149d4fae838d139cfd880d6ff60d82
06 L e8cf99b0cd0bc285a075a8824f20c2eed70373e5cc08987e0d1193739ce80eeb
07 R b537865df0fe4ed186358c848200f90c9bc50300fa4636b31f5ac2b062e92e02
08 R bf86bc5adba0f1cdb81cd0166b5688819a12f3e48f48b4a4c001a2a2535233f6
09 L fab93f5e94f31115ed20d0ce37100331ae44b71989695a8695ea7fbcdb625558
root fd6d3c84ab5b7a792b57f40ccc0850bb36c42cda39212c04094c158b6640d3ca