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 - CARAGA Award a ₱8.2M contract to ROWIES CONSTRUCTIONNational agencies

Transaction hash:

871fdccee27d49e37db97384bc1cf7018c56dc811f8f7215196968c0008eb45f

Status:

Included and unchanged

Block:

#1,521 4,492 blocks after it

Position in block:

Transaction 31 of 82

Award day:

Jul 31, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

To:

ROWIES CONSTRUCTION

Value:

₱8,247,373.56

Project:

IMPROVEMENT OF JCT. GAMUT-SAN MIGUEL-BAYUGAN ROAD, STA. 1316+185 - 1319+910, SAN MIGUEL, SURIGAO DEL SUR

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CARAGA

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 #1,521 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 - CARAGA awarded it to ROWIES CONSTRUCTION on 2012-07-31.
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 871fdccee2…8eb45fnow …
2. Block Merkle root changed
stored 95cd13e6ab…fc46dfnow …
3. Block #1521 hash changed
stored 48c377120e…60fbd6now …

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

leaf 871fdccee27d49e37db97384bc1cf7018c56dc811f8f7215196968c0008eb45f
01 L 77c3c9c67c1e2bb66baaa0857083d0de959913f62f22ea6d6ef4438a5b4d4de9
02 L 1393c90ae99d68be608c714b31464af5a65ec71bd32543d8674796867adc4f2a
03 L 75227b0f6a9d92fe683867505a86e56e8d435604e25fae50b02d999b46c090c5
04 L e2b5e321d9cc28bd5b67026e5349d8518fcd134ac3352757b2339ba8e9d9554a
05 L cdc4b89e2af916dc53e1ea29fe0e30631d23801807b9db88084027b5d193a42e
06 R 55e71abb378f4128d5ab852a167a18acfefb0ad0b19e3b3f8ff69909f3806692
07 R e8f99042002166f2a831916b39ce6e038c14bc91403c9d62bf3f03f5f7faa312
root 95cd13e6ab358adede2adae59e304197fca066bc0e178ac6b3067d9943fc46df