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 - MM 1ST ED Award a ₱1.4M contract to BELL CONSTRUCTIONNational agencies

Transaction hash:

3bcdbd65a3eb0b03947de76d7d8ab50d90f637a6975da1c64fd2c77852e01d9f

Status:

Included and unchanged

Block:

#1,462 4,551 blocks after it

Position in block:

Transaction 6 of 41

Award day:

May 24, 2012 (14 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 1ST ED

To:

BELL CONSTRUCTION

Value:

₱1,369,071.92

Project:

Repair/Rehabilitation of Road Network at Panganiban to Katipunan, Brgy. Concepcion Dos, Marikina City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 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 #1,462 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 - MM 1ST ED awarded it to BELL CONSTRUCTION on 2012-05-24.
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 3bcdbd65a3…e01d9fnow …
2. Block Merkle root changed
stored f35beec287…512c4cnow …
3. Block #1462 hash changed
stored b26d3669a3…8a1874now …

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

leaf 3bcdbd65a3eb0b03947de76d7d8ab50d90f637a6975da1c64fd2c77852e01d9f
01 R 47004d5b9e4e0208d0838febf8091ef763d5f71bce2cf1fd94fc1ff6f794005c
02 L 71309d0d8c2d30860a9f10d4f33a96e39e46213c5ba0b6358fd7d736c0b2a8aa
03 L f468a55ab5faa7cf143e926d7186ac1bc5ff0967209598b519c9e8c16cbac9b6
04 R 687c3cff339e93d81dc5e34ba1f0e56cfd19bf25d3e69bfef8170d705f89f9ff
05 R bcd86cb223ca59d99bc2f74b9f8374ea78c5f0c7e6ac6be05edc99571f07c808
06 R c822f8b742e8af1f65008ac6be4e10b92100eace3466ba23d4b633426803884f
root f35beec28771063d5f6ce108ab4b13b5771cf1b0a403e331db05ad846e512c4c