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 - N. ORIENTAL 1ST DE Award a ₱1.0M contract to MAI CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

d75731cdb973d24efdd0e0473783cd84ed390a1a461703d260bd74a2f0a2756c

Status:

Included and unchanged

Block:

#2,296 3,717 blocks after it

Position in block:

Transaction 46 of 56

Award day:

Jan 14, 2015 (11 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. ORIENTAL 1ST DE

To:

MAI CONSTRUCTION AND SUPPLY

Value:

₱1,035,064.88

Project:

Construction Project

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - N. ORIENTAL 1ST DE

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 #2,296 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 - N. ORIENTAL 1ST DE awarded it to MAI CONSTRUCTION AND SUPPLY on 2015-01-14.
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 d75731cdb9…a2756cnow …
2. Block Merkle root changed
stored 724bcc3472…3a4703now …
3. Block #2296 hash changed
stored 995c60c8f6…005eafnow …

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

leaf d75731cdb973d24efdd0e0473783cd84ed390a1a461703d260bd74a2f0a2756c
01 R da143b3e2b994e175eea42dfa4df356d40a4e3c69e85bfeb70635cd79503e50d
02 L d295b6ca7290db2ddb1b0f8d293c1ebb95d2a2c4c8ce7783f14b8e27afcb75dc
03 L bb9836de69c5730a35708abb9da11eefb6b985063ff76bcfa2a46f28f9660bea
04 L a15b62837599105fbe267e54894b48d96cc7d5ee9b4d0b6b66f217318ec78503
05 R 3e6a3256993371c8fc0767f4ca4a10906662506bc49f39ca4ba857d800154c9b
06 L e72936d9a6e7c6a724a0aa816e30fd0f8c13b65f21e7261b6af007856c513345
root 724bcc3472de7498d6cead2e5d5c80168e17afbaa745e477ae12faff293a4703