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 - MINDORO OR. DEO Award a ₱9.3M contract to L.N. SALVADOR CONSTRUCTIONNational agencies

Transaction hash:

47d6a06a2ef9fc6d2c9b277d0910cc4a1e598db000470b31f8049a530c2ce2ad

Status:

Included and unchanged

Block:

#1,782 4,231 blocks after it

Position in block:

Transaction 26 of 117

Award day:

Jun 20, 2013 (13 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MINDORO OR. DEO

To:

L.N. SALVADOR CONSTRUCTION

Value:

₱9,300,200.00

Project:

Construction of Alcate River Control, Victoria, Or

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MINDORO OR. 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 #1,782 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 - MINDORO OR. DEO awarded it to L.N. SALVADOR CONSTRUCTION on 2013-06-20.
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 47d6a06a2e…2ce2adnow …
2. Block Merkle root changed
stored 940954a307…989e8fnow …
3. Block #1782 hash changed
stored 513bddabda…a44a0bnow …

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

leaf 47d6a06a2ef9fc6d2c9b277d0910cc4a1e598db000470b31f8049a530c2ce2ad
01 R 4a1a0607b07bd32da72578935f8b1ad247fe11f5e02880df195db47c8cd8b202
02 L 44718a1058f97db257de027e0d21ed6c7b3801fff00a7d1e7df4763169cc8552
03 R c23cabd8d824b8e37f1a284c1346b343bc418f653dd6e895bb82e9a6b65d94e1
04 L cde8758604fd74dacb5ac656e8fd0ad2dd591e47daadcbf1db120cd1e26b9fc7
05 L 4da9cc4eb97db443eef58c13ddcc3d026b8da378cf0901e839702fbb916549e6
06 R cf17079b425108ac156b80d2df98dbc4a4963c1a21d5d535f7f70e61c476f3f8
07 R 53cb5901d335eef60e1c09c0b5137ba58ddf029ca7f2488003ea0bbfb66ee271
root 940954a3070a849fad91b2c8f03f515f8f1d7c26f20b03ccc91a359099989e8f