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 - ISABELA 3RD DEO Award a ₱98.2K contract to MAR-DEB CONSTRUCTION AND DEVELOPMENTNational agencies

Transaction hash:

ce5f4eab540dd6b449bb7bc55b5b1e4885839817cfff6372a0c09fd840694bb3

Status:

Included and unchanged

Block:

#1,392 4,621 blocks after it

Position in block:

Transaction 61 of 73

Award day:

Mar 2, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD DEO

To:

MAR-DEB CONSTRUCTION AND DEVELOPMENT

Value:

₱98,188.84

Project:

Repair of 3 CL School Building Pinoma E/S, Pinoma, Cauayan City, Isabela

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 3RD 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 - ISABELA 3RD DEO awarded it to MAR-DEB CONSTRUCTION AND DEVELOPMENT 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 ce5f4eab54…694bb3now …
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 ce5f4eab540dd6b449bb7bc55b5b1e4885839817cfff6372a0c09fd840694bb3
01 L c5b0b05560d97441f985873971565859abffc6e4d1c24266cc18ba294bfa3d76
02 R 0f556ab03027de41945f6056f8541a902e098d1a2e5ad20bab8acc23bdc1143f
03 L c3aefe42f19e26e6880324b4be62e2f8c32f19949a7d7bb5183190280a520fc3
04 L 77626332b573bce03c2a9df8f40add49536959e22a2fd27796e28fdddcb1ee81
05 L 4af1f704cb4b4f2683c33d0a36845b81d5bbf2b09a1c0027df00cc8b362f4bb7
06 L 60cc1999c97f75985015449c20b6673bda9f4c42a938043e703a2e03b56b84b0
07 R 2f5402b1672a4e67bcdac98e9bb663b9f0fd34e80378fe625d2f07b497f21109
root 484b43fc94aa87ecc66548c4374f9d024e2886df2d9372f5430f988e94f96e91