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 -CAMARINES SUR 4TH D Award a ₱10.7M contract to P.R. HIZO CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

cde4e90e4e8d91483dfcc704c1fc94b1c77bba970420d55e9ab2ca888b3278de

Status:

Included and unchanged

Block:

#2,547 3,466 blocks after it

Position in block:

Transaction 133 of 169

Award day:

Oct 14, 2015 (11 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS -CAMARINES SUR 4TH D

To:

P.R. HIZO CONSTRUCTION & SUPPLY

Value:

₱10,740,629.35

Project:

Construction of Two(2) Sty Eight(8) Classroom Scho

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS -CAMARINES SUR 4TH D

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 #2,547 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 -CAMARINES SUR 4TH D awarded it to P.R. HIZO CONSTRUCTION & SUPPLY on 2015-10-14.
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 cde4e90e4e…3278denow …
2. Block Merkle root changed
stored 9ef556e6fc…9fc5fcnow …
3. Block #2547 hash changed
stored 710ac2b1d4…969755now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 168 records. Each step hashes the current value together with the sibling shown.

leaf cde4e90e4e8d91483dfcc704c1fc94b1c77bba970420d55e9ab2ca888b3278de
01 L c803dd5ab07398f23f7201832cdb64d8c9fbdba909d330906be87c52b6dc9dd1
02 R 9441ea81a67d28a98af0872f59bdb5ffe752e6753b299178e732a603d047ad85
03 L 70119a4b8b1e0cff306c7b675bdc44c5806e8bf291b9654390ff104ba1799c19
04 R a069876201fe3528dce013178b26f886a38375e516f6e86aa62b26ad93633646
05 R ee38f59f16c3aff6a7408645290ab54a0b38a05adadad7e4f74117e304770f21
06 R 405f758eb8fac86456b11715cf9bf7ac3f857167dc0c62991298310c687dc065
07 R 53376e78ee121045efb89211b641966b5fd7c3e42a65a805daf718f0bd2a535f
08 L 99d0500f6f888c7a8d0fd08275989cd04704f27915197160b09bbc05e8388802
root 9ef556e6fcb0921d338bad01274e32ecbcd36e89f772c364ed158bb05b9fc5fc