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-CASTILLEJOS,ZAMBALES Award a ₱961.0K contract to R.J. IBARRA CONST.National agencies

Transaction hash:

b1da3fee8102ddd75d08c8e4cc0af02b500f7f25fb456c77c327048b3521e679

Status:

Included and unchanged

Block:

#1,017 4,996 blocks after it

Position in block:

Transaction 47 of 62

Award day:

Dec 3, 2010 (15 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-CASTILLEJOS,ZAMBALES

To:

R.J. IBARRA CONST.

Value:

₱960,959.08

Project:

Repair of 8CL School Bldg., Gordon Heights Elem. School, Brgy. Gordon Heights, Olongapo City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-CASTILLEJOS,ZAMBALES

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 #1,017 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-CASTILLEJOS,ZAMBALES awarded it to R.J. IBARRA CONST. on 2010-12-03.
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 b1da3fee81…21e679now …
2. Block Merkle root changed
stored 7acbb92355…34852fnow …
3. Block #1017 hash changed
stored 598a402bdd…51dd1anow …

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

leaf b1da3fee8102ddd75d08c8e4cc0af02b500f7f25fb456c77c327048b3521e679
01 L aa9ef542a172af7ffde8a390ecbf0706ae4b2b7e85c04545562e9873653a7649
02 L 8d64e1aafd858801713ebf9b45bc68ca0b2e5551e4f7898929824c43c5901c72
03 L 2e8f7705b13a553e16e815209e5890e35ce17085420900dd6c065cbb3fb26306
04 L 558f984e8f904ed30aed9b518d788c7852a28c02bc0d758ce0b6d623bcfecf30
05 R 34379137fefc9d62161bf6b6d983dfd8fd9fd75c276eb761917ab0d1e75301e3
06 L 2c713c905996f7e30ed10b615b48b519118e98428f7cb0f495627f1aace31c55
root 7acbb923552b55b7e6c46bfa209e1926ba1541c32e5388c071c9a3935634852f