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 - TACLOBAN CITY SDEO Award a ₱965.0K contract to RPBJ TRADING AND CONSTRUCTIONNational agencies

Transaction hash:

d3446c552a65637e5ea2f494b4fab239e18d1aa57b16f2a89fdf809943a4e52c

Status:

Included and unchanged

Block:

#1,174 4,839 blocks after it

Position in block:

Transaction 26 of 35

Award day:

Jun 23, 2011 (15 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TACLOBAN CITY SDEO

To:

RPBJ TRADING AND CONSTRUCTION

Value:

₱965,000.00

Project:

Construction of Potable Water System (Deep Well with Overhead Tank) at Barangay Caibaan, Tacloban City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TACLOBAN CITY SDEO

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 #1,174 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 - TACLOBAN CITY SDEO awarded it to RPBJ TRADING AND CONSTRUCTION on 2011-06-23.
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 d3446c552a…a4e52cnow …
2. Block Merkle root changed
stored d39022bc00…65c951now …
3. Block #1174 hash changed
stored 0718f0156c…e8b493now …

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

leaf d3446c552a65637e5ea2f494b4fab239e18d1aa57b16f2a89fdf809943a4e52c
01 R d38160497b5decd96c436aeda8cad900e9809602bf96187c2ac9771a95e27c46
02 L 7a8609a34ebca92a9b76db53458f17f4f715676ac26d312f85a8ff2b115c86e4
03 R f360f7893b092cc8af36ab4d4c0ce31538bc39885d2921cd7e7e8a7d564c9a65
04 L c7c2a1431b8d481db097d2c0a554f01c674e516e9c354ab4cff17bb019f54cb8
05 L 570378db205e28e53a7457bf694741a223c22b91a836c03ffecf37ea459e6294
06 R 33afb252cb72d8badcd6cd012e9838bd9713e7cf861dc73d91ad0fbd77ad02d9
root d39022bc00e42ee62f1670877f48619a18ff57225a2cf1b9ca849e3c9165c951