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 ₱3.8M contract to 3K BUILDERSNational agencies

Transaction hash:

417faa667f2ef3aff6078f7001653f7732ef320c320690b9067be4972f8fc3e0

Status:

Included and unchanged

Block:

#681 5,332 blocks after it

Position in block:

Transaction 23 of 74

Award day:

Sep 4, 2009 (17 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

3K BUILDERS

Value:

₱3,758,452.84

Project:

Construction of SB, 1-CL each at1)Amagbagan ES 2)Pinmilapil ES 3)Esperanza ES 4)Don Valentin IS 5)Nantangalan NHS 6)Bulaoen East NHS, Sison, 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 #681 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 3K BUILDERS on 2009-09-04.
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 417faa667f…8fc3e0now …
2. Block Merkle root changed
stored 374cac6afe…c81adanow …
3. Block #681 hash changed
stored 93b0a50970…efb02cnow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 73 records. Each step hashes the current value together with the sibling shown.

leaf 417faa667f2ef3aff6078f7001653f7732ef320c320690b9067be4972f8fc3e0
01 L 3f16fa0fe04fcbaf2149b6f39a245803423d308e0465067ad135121a0cc00a52
02 L 1ab3db6a0d10217f3f419d6ff364e6319182a3358c4ded2db73a36c19e987b0b
03 L 101510e0a33de8bb912082fd0a83e67032e941dc808cc2a71d25d3ea0e4f7c88
04 R 2e5462c9eb95c882049bc365037b3ac3a5b8ba2bbe05f08d988be3511e899302
05 L 17f257e7c6f06a165e422203e40cc4e3c3b1006b66784b9227af55dbf3f0b980
06 R f22356c6153d077e2e795e7c3f0db1ea513f1fa4f26b10eb0aafdcb82a3792f5
07 R 88a496a77b2d2077ab2c2d43566a17e837b85d5d1f05ce2bebbb36e80c01fff7
root 374cac6afecd31323dc6c5534cd9607e2da6d59b45e0f3e45980029e96c81ada