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 - QUEZON CITY 1ST ED Award a ₱4.7M contract to EDELSONS BUILDERS, INC.National agencies

Transaction hash:

2216cd014ab7e323ba7d34f7a470420e56921f47d4dc76602efb606e42c7376c

Status:

Included and unchanged

Block:

#1,441 4,572 blocks after it

Position in block:

Transaction 9 of 71

Award day:

Apr 30, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST ED

To:

EDELSONS BUILDERS, INC.

Value:

₱4,654,500.15

Project:

Repair/Renovation of Hospital Lobby Philippine Orthopedic Center, Q.C.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST ED

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 #1,441 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 - QUEZON CITY 1ST ED awarded it to EDELSONS BUILDERS, INC. on 2012-04-30.
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 2216cd014a…c7376cnow …
2. Block Merkle root changed
stored 933b3600d7…7b6c3anow …
3. Block #1441 hash changed
stored 4b3c92abf9…77e83bnow …

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

leaf 2216cd014ab7e323ba7d34f7a470420e56921f47d4dc76602efb606e42c7376c
01 L 1cfec3519b1bde2dd3a93df7159ea268d71e9ff8358683a4fe37c0f43b61d823
02 R 894470ee954c22676e980e7e0445258813f2a8062f9c45ddf1ab0a1b9ae4e218
03 R 2d7083ee4fb41aa8f39a9955847931d189e097a9dbfd5e63acdac576c3ff7f1c
04 L 1a2a0e6118e94e9987b16965c6018d3c312837159a3ceb791d0f37fb895105cb
05 R affd5fc1806a1baed3b0e9cf40ea32a84205fa7769ac82a5e1695302211b601e
06 R b957f506cdc3c4f49b50db8eedfc6a528b1fce4e95cca4995f394de0797ba3f9
07 R ea05b1f33bd2a25678b2bb17818b65957804ffe4aea52eaf2ca85458d26c4449
root 933b3600d79481b7ba7dde631162cded111792d2d2dc79955b50548b807b6c3a