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 - PANGASINAN 3RD DEO Award a ₱1.4M contract to DEABSRES CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

08137d42755eebc8f52dca9fdb9743b2fb8b95899b2abf2fc28908ac87109869

Status:

Included and unchanged

Block:

#807 5,206 blocks after it

Position in block:

Transaction 1 of 59

Award day:

Feb 24, 2010 (16 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

DEABSRES CONSTRUCTION & SUPPLY

Value:

₱1,441,850.00

Project:

Rehab of Drainage System in Brgy. Poblacion West, San Nicolas, Pangasinan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD 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 #807 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 - PANGASINAN 3RD DEO awarded it to DEABSRES CONSTRUCTION & SUPPLY on 2010-02-24.
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 08137d4275…109869now …
2. Block Merkle root changed
stored f2dcd72706…2e99f8now …
3. Block #807 hash changed
stored 70d493e49a…48499bnow …

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

leaf 08137d42755eebc8f52dca9fdb9743b2fb8b95899b2abf2fc28908ac87109869
01 L 05952fa407c4c275bb508686632abff67cf3ff34da8adc8eaf1c41835d9101b1
02 R 3cc729b457007d4113cb159ee2a921c67c947dc13f5092a1efa874cd3740cd32
03 R bf0775482e724db34b2041718f6b7a1e191e35f72c482dd665d8d484dc9f1eba
04 R 5093972a40a5b8d7c0fc17be9f09daf479aaaa0f2c46c7c9fa5cfb7623d8f54e
05 R 20737998fc2215edf7fbf3872f3438cf54e9e674bf0540a4606b5b8d2e88c828
06 R 116bcbacf5df4f821864bf06517e971d5e08a968159160c9ce9cb82632202151
root f2dcd72706ce1d33f10277249e395e315786e6c518109e899540c2547d2e99f8