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

ENVIRONMENTAL MANAGEMENT BUREAU, DENR Award a ₱239.8K contract to RHOMBUS CONSTRUCTION & TRADINGNational agencies

Transaction hash:

6217c9325c82d4c19900f5037d13c5ba531db864eabdd29adaa27bdd6c067647

Status:

Included and unchanged

Block:

#1,303 4,710 blocks after it

Position in block:

Transaction 24 of 60

Award day:

Nov 23, 2011 (14 yrs 11 mo ago)

From:

ENVIRONMENTAL MANAGEMENT BUREAU, DENR

To:

RHOMBUS CONSTRUCTION & TRADING

Value:

₱239,848.45

Project:

UPGRADING OF WQMS OFFICE TO BE OCCUPIED BY CDM/CCO STAFF INCLUDING ELECTRICAL WORKS (CDM/CCO)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

ENVIRONMENTAL MANAGEMENT BUREAU, DENR

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 #1,303 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)
ENVIRONMENTAL MANAGEMENT BUREAU, DENR awarded it to RHOMBUS CONSTRUCTION & TRADING on 2011-11-23.
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 6217c9325c…067647now …
2. Block Merkle root changed
stored 88afb7c359…606c58now …
3. Block #1303 hash changed
stored c47229a47c…6294f3now …

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

leaf 6217c9325c82d4c19900f5037d13c5ba531db864eabdd29adaa27bdd6c067647
01 R 66c94478ed1c8a79972d2f9e6d2d8eee0df5ed71ebf635d51f81b99c7b5ad95e
02 R 50fa7b2f53ceeaca8c5d1e6af5e8cab3cb76fac3d13a57cbefdaef33f99754b7
03 R c5dfef951381cf7e86eebc3d7933f1287a0b2d8452a05dfcb83185ae509b8aad
04 L 40b02d06666ca475446702bffaad0668b32b18aad44582e64860ce20e3bc366f
05 L 9b27122d59629dde55c6522dba4b2ae16a736cec6169ce64d1de6307c5ae7796
06 R 7bfefdd55fbb47fec9c259640642f1716ac848932d376c0e8a1edd825dce29d5
root 88afb7c359882acf539893e202525e7226260c91770eb7f66efba06ea6606c58