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 - ILOCOS SUR 1ST DIS Award a ₱1.9M contract to E.M. PALOMARES CONSTRUCTIONNational agencies

Transaction hash:

050e6f77b401b475ba19d5def7911db389baeff8e8d0ebf1b5f65a31758cd132

Status:

Included and unchanged

Block:

#1,040 4,973 blocks after it

Position in block:

Transaction 0 of 46

Award day:

Jan 3, 2011 (15 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

To:

E.M. PALOMARES CONSTRUCTION

Value:

₱1,897,898.53

Project:

Completion of Public Market, San Vicente, Ilocos Sur

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

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 #1,040 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 - ILOCOS SUR 1ST DIS awarded it to E.M. PALOMARES CONSTRUCTION on 2011-01-03.
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 050e6f77b4…8cd132now …
2. Block Merkle root changed
stored 8514ac417a…61a0danow …
3. Block #1040 hash changed
stored b8e29d7e0c…9a988cnow …

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

leaf 050e6f77b401b475ba19d5def7911db389baeff8e8d0ebf1b5f65a31758cd132
01 R 0776aea86c0ff8b2e71112b50d5e7a5163c65b6fc9ea35701e4f6edbc7f6bd28
02 R 2e03f6c9358a35adcdc4625ea3830dbd5ecd82e8ca1ec2df8602f5f137c50698
03 R c20dece8d25b9c06d265d19a222f360ad01f8fa7cb213f752c8809f3bb0131d1
04 R f37f70344bccb3a9a11ea391cab3349af478328f931d8e6c794843f0f86a223e
05 R 7a5f04099409db15e8cb2abbb0657eab4ec7a03972122f25e86cb44348f115dd
06 R ca2e0cd61baf72d0fdcbecebdce9ad4c0e0594a1f954b03b58b1493e494dd83b
root 8514ac417a57e516af0c4fa0bf5042812ae38a479944d6d901585ffc8861a0da