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 ₱5.0M contract to WJP CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

8494e323d0ed162fb1cbcedf61db81b342f261fc857a2b0907d7e5cba880f517

Status:

Included and unchanged

Block:

#1,311 4,702 blocks after it

Position in block:

Transaction 17 of 47

Award day:

Dec 2, 2011 (14 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

WJP CONSTRUCTION AND SUPPLY

Value:

₱4,979,702.15

Project:

Rehabilitation of Carmen Junction-Bayambang Road, km. 179+000-km. 180+000 with exceptions, Alcala, 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 #1,311 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 WJP CONSTRUCTION AND SUPPLY on 2011-12-02.
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 8494e323d0…80f517now …
2. Block Merkle root changed
stored bef3c14201…3b40c9now …
3. Block #1311 hash changed
stored fde039ed6c…658414now …

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

leaf 8494e323d0ed162fb1cbcedf61db81b342f261fc857a2b0907d7e5cba880f517
01 L 846a0ac772be92ea027cb92b7349dc09e98e52177d76e2fa0979322929a87eff
02 R 002558f2b7b53311c8e23e267ced30cbde83e30039e4d487e7aac987b4ca36be
03 R 8ab84f80b9f8294de53d38fb695ee69f5c53b6b7ccd05455777c646f35d0cebe
04 R b3006592107130c19173ad03d23effdead800655e2cf05855635c1af957e3fc5
05 L 55ad6a5054dc73d352e584be2264c167994323ac084146ddb207b546240a8eeb
06 R 673621b909d8eaafb0a865e60eeb7d458ed75a0c5d04c4690e6e14e88ac57672
root bef3c142018ac64686797eea391d720ad5739146772ed1555fd3c5332d3b40c9