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 - LANAO DEL NORTE 1S Award a ₱2.4M contract to ZPS CONSTRUCTIONNational agencies

Transaction hash:

e9d5aff98da62c7bba3abc5e28b2db3e935f0674a13c0f2dd1437a7c28f1b6b5

Status:

Included and unchanged

Block:

#5,869 144 blocks after it

Position in block:

Transaction 902 of 973

Award day:

Jun 3, 2025 (1 yr 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S

To:

ZPS CONSTRUCTION

Value:

₱2,397,465.41

Project:

25KF0060(Rebid)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S

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 #5,869 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 - LANAO DEL NORTE 1S awarded it to ZPS CONSTRUCTION on 2025-06-03.
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 e9d5aff98d…f1b6b5now …
2. Block Merkle root changed
stored 495eef2d88…ecc4ffnow …
3. Block #5869 hash changed
stored bfd37c9c64…e46defnow …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 972 records. Each step hashes the current value together with the sibling shown.

leaf e9d5aff98da62c7bba3abc5e28b2db3e935f0674a13c0f2dd1437a7c28f1b6b5
01 R ea33ca787ca8def8f9b7e99bced26cf9ccb7e0de70f4b200e671f059710f1a34
02 L c22a2e1aca55db2c8b3ac4ea129048a319b854fe2b5e878354d7d8a958e9abc6
03 L 21261f88059d7adb0e65a2a7b9e61f5325abc3a2c0567dfa1c9b2826ba1b09f0
04 R 923aa2749f1626210eb6f8eefd6395ee2445b6a052293d52a33d308266ae84ea
05 R 7858276a4f3aabbe2a40c113c8628d76813807db1bf1c481c5630e4fab4e20cb
06 R a8272ef4129f9c059893a776d9f3a294b66031abde182a2807ca50119709eb9d
07 R 61f8710b4466b2edc566d11e82bb2d18c616428203cbe75551d9f95433544a09
08 L f425856c0cc58a079532c4c2202557ac611d27438eb630a3d740a37469d7b39f
09 L 925aa8030dc7dd2fbf0b76e61165e77977abe922614ffb6cb88a7d990165a10b
10 L 204c3970e88c45607053cc07a0c6e87777595069006345a9b1345a8b7784a78f
root 495eef2d884fd5bcf9046944b441a9cd744dc7ba353424443dd5074746ecc4ff