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 ₱1.8M contract to M.S. RAMOS CONSTRUCTION INC.National agencies

Transaction hash:

0dd1a92dbc4121010c8a1fa934dcbc3dd6dca2bbd5e6ea00577f6fcba9a485a4

Status:

Included and unchanged

Block:

#1,206 4,807 blocks after it

Position in block:

Transaction 5 of 74

Award day:

Aug 1, 2011 (15 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

M.S. RAMOS CONSTRUCTION INC.

Value:

₱1,794,899.95

Project:

Construction/Rehabilitation of multi-purpose building San Jose, Calumpit, 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 #1,206 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 M.S. RAMOS CONSTRUCTION INC. on 2011-08-01.
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 0dd1a92dbc…a485a4now …
2. Block Merkle root changed
stored a7f9608776…09464fnow …
3. Block #1206 hash changed
stored df145fc972…a15630now …

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

leaf 0dd1a92dbc4121010c8a1fa934dcbc3dd6dca2bbd5e6ea00577f6fcba9a485a4
01 L 0b5dfb20c690fe70bf46fbd05f5c552b212be473e4c762e7116f295ce82842f3
02 R 1d9de2bdf3ecdf42be15f69f90f54b6525c2d7c873ec6975a08c25cab0a14eee
03 L 960bf1646527abb8e6f84c2a910ab205bc0d6e58c5275cdab25f68fd1d5df8ec
04 R 21bf18e7c015e467883c39a0c2edc6cfdced1f77cec1322af5a6d10ab2f63b81
05 R f537fe98c90c9a929ed1b1d3f4b041a8937ae9900e8e9bc75c17e287627a71dd
06 R e5e61619b9c3f019739d672a18a3db98c8294c18667d66a2565e9540bf600aa2
07 R 7d29c39d6eef1f9b8d083cb9effcf80f97c99613f118740e97e669bb92dc39ee
root a7f96087763dd7dbb2e0cff368bc87425897c8fa94126b2ba8854e3bae09464f