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 - NUEVA VIZCAYA 1ST Award a ₱475.2K contract to CDJ BUILDERS & CONSTRUCTION SUPPLIESNational agencies

Transaction hash:

8aeb8bf1de6f385eecb48ca0c0d44ba151dce4ce20ffad150aa2d1629a07c262

Status:

Included and unchanged

Block:

#1,384 4,629 blocks after it

Position in block:

Transaction 27 of 46

Award day:

Feb 22, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

To:

CDJ BUILDERS & CONSTRUCTION SUPPLIES

Value:

₱475,200.00

Project:

Construction of MPB, Villa Florentino, Diadi, Nueva Vizcaya

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

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 #1,384 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 - NUEVA VIZCAYA 1ST awarded it to CDJ BUILDERS & CONSTRUCTION SUPPLIES on 2012-02-22.
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 8aeb8bf1de…07c262now …
2. Block Merkle root changed
stored 9437b0597f…6f7709now …
3. Block #1384 hash changed
stored 66618fa326…aac94bnow …

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

leaf 8aeb8bf1de6f385eecb48ca0c0d44ba151dce4ce20ffad150aa2d1629a07c262
01 L 853cd324cf58af8466976d408eab7d2448079a23485a604b5f0139305dc1fa5f
02 L 3b952d3d73dfa00af907c3e732daf4054726f0358af789654aeeec3f5da26293
03 R 880eb2afefda0ba9427452055c6f062d7b5c711d8dfd30385dd2ee0c2e8eeb7a
04 L e689358b5f72173674110e79782e1e5ccf722fec2a8ef6ae622b7053a77c0485
05 L 96528f3e8a279766ec72532593fd3a2c5f65125953b8c700bf45ddd8e54c622c
06 R 684957b91e24032f6d6009f5fca33457159e25f760117d7a93af8277768319e3
root 9437b0597f19b99bc767fff2ae63f86902467290e0d8cc8f3d6aaec8f36f7709