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 - LDN 1ST DEO Award a ₱49.1K contract to LANAO VENTURES ENTERPRISESNational agencies

Transaction hash:

c5f88033a285fef2faee9e71fb6b2d7846e1fda87f97023e769413ca912215e8

Status:

Included and unchanged

Block:

#1,884 4,129 blocks after it

Position in block:

Transaction 73 of 90

Award day:

Oct 8, 2013 (13 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LDN 1ST DEO

To:

LANAO VENTURES ENTERPRISES

Value:

₱49,145.00

Project:

13KG0047(ER)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LDN 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 #1,884 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 - LDN 1ST DEO awarded it to LANAO VENTURES ENTERPRISES on 2013-10-08.
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 c5f88033a2…2215e8now …
2. Block Merkle root changed
stored 6662b366bb…3f5d97now …
3. Block #1884 hash changed
stored 991829efba…432cf7now …

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

leaf c5f88033a285fef2faee9e71fb6b2d7846e1fda87f97023e769413ca912215e8
01 L c56573c0690cb64e5e13dfe67270b95d53e8503bd7a82a48d1a68061e477bd87
02 R fba29bb902ff1dc9d430a2d33dec59977b5bffbced03cf51aa6c592244f73a7b
03 R 5543ee3dd2edd2765c8a43481f3c8bdf39db1a6884acb57cd43ac56304dec7be
04 L 68b7c88549abdb745ceb72cdced8b23ae44d5585bbc7a63684251a2a41e98b83
05 R 9a8998a89c7f99467f8fa4ad49b6e49393108f49ceb4e1782316bca78412c628
06 R 92d4dc5e680bca3b618bcb4f2f4c6534db387819d9ca28d468cc25436039f760
07 L 749cb4fe84fa2d67c3307a51409a9cce9d455c47130babf3e4f34733c1ad9086
root 6662b366bb3f23d5ed629e9214ebec808c16b4ae759ef170da291624773f5d97