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 - REGION V Award a ₱5.1M contract to DONBER CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

2bc9ea37c2e168582908d44a52cb7fcbd8a25b94a42ad481847456bf2857534b

Status:

Included and unchanged

Block:

#1,502 4,511 blocks after it

Position in block:

Transaction 13 of 74

Award day:

Jul 9, 2012 (14 yrs 4 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION V

To:

DONBER CONSTRUCTION AND SUPPLY

Value:

₱5,060,479.75

Project:

BAGACAY MAMPIRAO CALALAHAN CIS, San Jose, Camarines Sur-Canal Structures and Canalization Works

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - REGION V

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 #1,502 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 - REGION V awarded it to DONBER CONSTRUCTION AND SUPPLY on 2012-07-09.
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)
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 2bc9ea37c2…57534bnow …
2. Block Merkle root changed
stored 9ae1511307…87cec4now …
3. Block #1502 hash changed
stored da9599e757…ef4827now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 73 records. Each step hashes the current value together with the sibling shown.

leaf 2bc9ea37c2e168582908d44a52cb7fcbd8a25b94a42ad481847456bf2857534b
01 L 281008b8aeb2d8cc84bfc49aa7d296eed7129e542936e4313abf10f0282780cc
02 R c7ff7553a152a0de7efdcba172d21b32a5352fbcf9981cf8572fc10c4bf53b65
03 L b50b0d96d1643b20d378db7e0de312c61db5d47fc4ca5f93861b9fc999f0463d
04 L ee1e74235598a72de6da440f5761dd972eea0fa1e88d8858e4108305bb7e209f
05 R 2cffa42d8338d98097a289eafd952701900142dd9160aebec0180fd13a64f409
06 R f827cdb17593da6bc054376da6af1f57644c5b31429eac0bc371eb5053197853
07 R aa813941a5b3718f51a9ff0c6cd1feddde058cba3b09d699c737b1592e36cbd9
root 9ae1511307f4d2a81ed0b2040bfd718785b5d5d33449dd750731125e5487cec4