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 - BULACAN 1ST DEO Award a ₱967.7K contract to ESN CONSTRUCTION & TRADINGNational agencies

Transaction hash:

eaea9b9df036f4cdf4c26aff33c212624d5df25bb957c6374708e7cc3f2d7c2a

Status:

Included and unchanged

Block:

#1,392 4,621 blocks after it

Position in block:

Transaction 71 of 73

Award day:

Mar 2, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

ESN CONSTRUCTION & TRADING

Value:

₱967,744.96

Project:

Construction/Repair/Rehabilitation of school building at Masukol E/S Paombong, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

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 #1,392 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 - BULACAN 1ST DEO awarded it to ESN CONSTRUCTION & TRADING on 2012-03-02.
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 eaea9b9df0…2d7c2anow …
2. Block Merkle root changed
stored 484b43fc94…f96e91now …
3. Block #1392 hash changed
stored 07c4e758ee…5cac6anow …

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

leaf eaea9b9df036f4cdf4c26aff33c212624d5df25bb957c6374708e7cc3f2d7c2a
01 L e9ec08f6a29ce414423132c0c2e1edc22355807bde12cea2b88a1eca4bb7cb0c
02 L d35f8be19f08d0c2f94b036a7d5c96b5c5996efca7fa4b8e5dc70429795b9311
03 L ddc67f80d75b1df8138543f934e53b8a75bb2172f01df6ed1c3cdcb4b58c3bd6
04 R 4375fe1439d05e82bdd07582d916dc5f515ad9d5e2bdda670cdbbce615ecb6b2
05 R 42f7cbbc7af8999e731fe3d7bdb430857b4c8ae4cc3950f3f72a9d4083092da1
06 R 5eafa40c2c3742bc6683564949b378f97da6d4ecb381c6e5f1f91732b37ca77e
07 L 16ecf825a54696e18f8c899e50d2e49c8a6a8de4c331e4b70b9a28250e7fef62
root 484b43fc94aa87ecc66548c4374f9d024e2886df2d9372f5430f988e94f96e91