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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E Award a ₱40.3M contract to AKN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

a79926c19462213269db6eff0f8dcb1722d1b4ec93d159048103047896a384d1

Status:

Included and unchanged

Block:

#2,094 3,919 blocks after it

Position in block:

Transaction 40 of 54

Award day:

Jun 5, 2014 (12 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E

To:

AKN CONSTRUCTION CORPORATION

Value:

₱40,305,255.00

Project:

Proposed Excavation/Desilting of San Juan River (S

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E

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 #2,094 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E awarded it to AKN CONSTRUCTION CORPORATION on 2014-06-05.
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 a79926c194…a384d1now …
2. Block Merkle root changed
stored 91bf63146f…87e99enow …
3. Block #2094 hash changed
stored d13318c410…445192now …

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

leaf a79926c19462213269db6eff0f8dcb1722d1b4ec93d159048103047896a384d1
01 R aec7558621128664c70781df749408d643310ff108e63402df4853c7c294e3a3
02 R 9b261c2e1efdfdb6bb67ac8db955e3725f807e4028285f76cf6fdceb506ddd5f
03 R d187831dc54ce2cc187fec6e506727d7a40c9fba14046e0f6b34f39b8af2e908
04 L 3a6a7224578224dd568fde3cea66da08b4e33e26a0ee3381518675f2b943e602
05 R d590de6f52a7c9293fee7e438c7e4903ce444803343f9a1f3efe07aab9816c05
06 L 19f66db7172e4d1d03fba03bd723dd4752a4ff5de9bb1844ee6035f3eb520302
root 91bf63146f314991c23c06106c9fd9a836f5c97f2b3b766254472333e987e99e