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-BULACAN 1ST DEO Award a ₱488.2K contract to MARGARITA CONSTRUCTIONNational agencies

Transaction hash:

f2011c8bf1c759ebbe1a2db9a925b65f36930d0ce59210f2008a798f6438cd83

Status:

Included and unchanged

Block:

#814 5,199 blocks after it

Position in block:

Transaction 64 of 70

Award day:

Mar 5, 2010 (16 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

MARGARITA CONSTRUCTION

Value:

₱488,179.70

Project:

Package X-PMP-10 Const. of multi-purpose building Dalig E/S Balagtas & Batia, Bocaue, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST 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 #814 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-BULACAN 1ST DEO awarded it to MARGARITA CONSTRUCTION on 2010-03-05.
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 f2011c8bf1…38cd83now …
2. Block Merkle root changed
stored c19cb07e35…497ecanow …
3. Block #814 hash changed
stored b4c7ea13e5…ff9a94now …

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

leaf f2011c8bf1c759ebbe1a2db9a925b65f36930d0ce59210f2008a798f6438cd83
01 R f34ff33f654c39e5aa160fff5563a6dc0ddcad866b317cca42c8ebab8d785449
02 R 50d6cbc287d13fb20aab1785125774af6aea6d0a6b74371b1aa186e14b545b10
03 R 183180b5be65211f373b29ca706415cb99618a0428bda190e0e47dd2ea84b982
04 R faf5fa53849039b69dcfe9b50496338330de41a678aeb07e2820b2584c6ae780
05 R beda80a52776c4159666c371c491e0d130b03912f2c01db252797b466528fb60
06 R a6c8240af616b27562165e249911e64749db4fb8c981545a4180f570b291abc7
07 L 9f2b3e2819503f822c5a3c32475126656fec018b35964bde5bc41240f52006af
root c19cb07e35a2a7bba523cbe8d29edcec87ddfdfe5ec7f550469377c40e497eca