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 - REGION VIII Award a ₱991.7K contract to LIMAR CONSTRUCTIONNational agencies

Transaction hash:

e7d4096bf243dfe3fdd4b5c7d660e57fb7924804f7ee5e6f9ab56fa29f125343

Status:

Included and unchanged

Block:

#1,212 4,801 blocks after it

Position in block:

Transaction 30 of 34

Award day:

Aug 9, 2011 (15 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VIII

To:

LIMAR CONSTRUCTION

Value:

₱991,698.38

Project:

11IO007 (Re-Advertisement) Rehabilitation/Re-blocking of Barangay Road in Brgy. 74, Tacloban City, Leyte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VIII

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 #1,212 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 - REGION VIII awarded it to LIMAR CONSTRUCTION on 2011-08-09.
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 e7d4096bf2…125343now …
2. Block Merkle root changed
stored f9d8359e6b…490504now …
3. Block #1212 hash changed
stored eca5fe381b…729302now …

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

leaf e7d4096bf243dfe3fdd4b5c7d660e57fb7924804f7ee5e6f9ab56fa29f125343
01 R f25cd44aede741069f0f6ef72deb2bcda8f088b78911bb8fcbf08b8e31c9aa15
02 L a83288a9b5945df6347135dac7a30924634f2555d6d0e7d9643c0f9ec9da8499
03 L a1866bbdafaea79c2d2530a1d0dea44319702d884347d0c7ae9acb68af934959
04 L abaf99471781c485e5c445fb3b4099685e751de8bb4f3f551d30c8a4c21561ba
05 L 24a29859fe3c6008f01b2802e52368194a9d76f30dbecdd3fdb899046aa38f14
06 R 505d531e32fe96da48d9192b4cf623c4594df87f08055fd30d1c5c38d25e697f
root f9d8359e6bcf36dd14c2ac96874d60c5ede4af975be6c48a44dc9d7f22490504