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 - SURIGAO DEL SUR 1S Award a ₱2.8M contract to ROWIES CONSTRUCTIONNational agencies

Transaction hash:

28e18bd4e5c888b1e90d88bb90d16b6cb55e8c27c48cf13392a36ed8fd30892d

Status:

Included and unchanged

Block:

#918 5,095 blocks after it

Position in block:

Transaction 1 of 16

Award day:

Jul 30, 2010 (16 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL SUR 1S

To:

ROWIES CONSTRUCTION

Value:

₱2,781,317.19

Project:

Package IV Completion of Multi-purpose Building, Lianga/San Agustin, Surigao del SUr

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL SUR 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 #918 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 - SURIGAO DEL SUR 1S awarded it to ROWIES CONSTRUCTION on 2010-07-30.
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 28e18bd4e5…30892dnow …
2. Block Merkle root changed
stored 809ab679fa…d9fe1enow …
3. Block #918 hash changed
stored 3344bd94be…3441bcnow …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.

leaf 28e18bd4e5c888b1e90d88bb90d16b6cb55e8c27c48cf13392a36ed8fd30892d
01 L 0da76e40501f60c54a56d408e6e3d14f6e555a30bf016f3044c1eae49e20b8d0
02 R 7ba8e625aade7c0d42b3691ca8c7fa1d2817be8ff0e9e64b7908ad4d140227a0
03 R b98bc9a931f3eeaa8c95b6fc81f1d07fbe3546718c28f0ecfdefcf41d593d2c3
04 R 5da7cc4847bf542c8a43214f5870e9d8f2e11decdfed0320a2597156d5efddb6
root 809ab679fa9dcc118d66d6367a9a0d39387c72b1378ee0e13c3f5244cbd9fe1e