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 PAMPANGA Award a ₱1.6M contract to N.M.D. CONSTRUCTION AND TRADINGProvinces

Transaction hash:

281008b8aeb2d8cc84bfc49aa7d296eed7129e542936e4313abf10f0282780cc

Status:

Included and unchanged

Block:

#1,502 4,511 blocks after it

Position in block:

Transaction 12 of 74

Award day:

Jul 9, 2012 (14 yrs 4 mo ago)

From:

PROVINCE OF PAMPANGA

To:

N.M.D. CONSTRUCTION AND TRADING

Value:

₱1,642,054.86

Project:

PR 12-2962 - To supply labor, materials and necessary equipment for the construction of two (2) classroom school building with comfort room at San Isidro Elementary School, San Isidro, Lubao, Pampang

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF PAMPANGA

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)
PROVINCE OF PAMPANGA awarded it to N.M.D. CONSTRUCTION AND TRADING 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)
COA's CY2024 audit of Pampanga 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 281008b8ae…2780ccnow …
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 281008b8aeb2d8cc84bfc49aa7d296eed7129e542936e4313abf10f0282780cc
01 R 2bc9ea37c2e168582908d44a52cb7fcbd8a25b94a42ad481847456bf2857534b
02 R c7ff7553a152a0de7efdcba172d21b32a5352fbcf9981cf8572fc10c4bf53b65
03 L b50b0d96d1643b20d378db7e0de312c61db5d47fc4ca5f93861b9fc999f0463d
04 L ee1e74235598a72de6da440f5761dd972eea0fa1e88d8858e4108305bb7e209f
05 R 2cffa42d8338d98097a289eafd952701900142dd9160aebec0180fd13a64f409
06 R f827cdb17593da6bc054376da6af1f57644c5b31429eac0bc371eb5053197853
07 R aa813941a5b3718f51a9ff0c6cd1feddde058cba3b09d699c737b1592e36cbd9
root 9ae1511307f4d2a81ed0b2040bfd718785b5d5d33449dd750731125e5487cec4