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 ENVIRONMENT AND NATURAL RESOURCES - REGION V Award a ₱404.7K contract to CPR CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

35efe3d55331e2074ff1fe66e80479702547a7392ba82b952d3f31214c82aa63

Status:

Included and unchanged

Block:

#927 5,086 blocks after it

Position in block:

Transaction 1 of 12

Award day:

Aug 12, 2010 (16 yrs 3 mo ago)

From:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - REGION V

To:

CPR CONSTRUCTION AND SUPPLY

Value:

₱404,665.06

Project:

Construction/Concreting of Small Water Impounding System Two-Lanes Service Canal at San Ramon Pamplona CSur

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES - REGION V

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 #927 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 ENVIRONMENT AND NATURAL RESOURCES - REGION V awarded it to CPR CONSTRUCTION AND SUPPLY on 2010-08-12.
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 35efe3d553…82aa63now …
2. Block Merkle root changed
stored fa76b42d41…e78d30now …
3. Block #927 hash changed
stored d7879de20e…a715ddnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 11 records. Each step hashes the current value together with the sibling shown.

leaf 35efe3d55331e2074ff1fe66e80479702547a7392ba82b952d3f31214c82aa63
01 L 1be9dd1c56b6482ada7930e6506f7adde36331763eb728e52cb5f8588e8fd3e9
02 R c31b21b4a64b9ff5471bdc4fac32f656a3a7bdb88150afd8e730cd5e3b168ed5
03 R 43a4d9d92e8229554446a72a06600931b3298114cfc7f4fc0888386cdd061323
04 R b13e9bd7e8c17d7a7bab42c1c1912329d06944330c011ad717279782154af372
root fa76b42d418f6dc9fcd2fa127bed38e325a911f8a326a29488da03ad28e78d30