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 - ALBAY 3RD DEO Award a ₱5.5M contract to TRISAN CONSTRUCTION & DEVELOPMENTNational agencies

Transaction hash:

6fa5c07ea60cf72ee877b3e798079620f169c1452779a41dc94cd444cf55dec3

Status:

Included and unchanged

Block:

#1,352 4,661 blocks after it

Position in block:

Transaction 34 of 83

Award day:

Jan 16, 2012 (14 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 3RD DEO

To:

TRISAN CONSTRUCTION & DEVELOPMENT

Value:

₱5,526,765.31

Project:

Replacement (Temporary to Permanent) of San Vicente Bridge 2 (B00311LZ) along Libon-San Vicente-Buga Road, Brgy. San Vicente, Libon, Albay K0493+556.3 to K0493+564.3

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ALBAY 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 #1,352 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 - ALBAY 3RD DEO awarded it to TRISAN CONSTRUCTION & DEVELOPMENT on 2012-01-16.
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 6fa5c07ea6…55dec3now …
2. Block Merkle root changed
stored 45a6f49229…a864fdnow …
3. Block #1352 hash changed
stored a2f8060250…05c601now …

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

leaf 6fa5c07ea60cf72ee877b3e798079620f169c1452779a41dc94cd444cf55dec3
01 R 7597158675b068987f684d523a66793ed5b704ac877fc8284e5f7ac157e4a8cf
02 L 404c979bd63fa0add2591a3cd05583f7dd0a60f5c364fd8604b9539de7639791
03 R 003677268e0eb91c71df60d9125434d3e683aa87ea2712dfd9892cf9b36a1f82
04 R b3b7cb6a0c89de465bd67ad19d6a70f45c444b9b08efe09ff27fae41c05835d9
05 R 10f71e56edd534e5f849652dce9725489123d9e91c1a0f2b11251c04979b96cb
06 L e1b54acce2b2e7e4554962750d37d0f598e10e12ac93531d1f462e4eec2a4fe0
07 R 853e940814dff9b913cc12ae93e7c92df34c9afd88cebba8e528471a3a5152f0
root 45a6f492298edafa0b1f9c9e093433c1e131588d73af6033eecb0d98a3a864fd