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 ₱1.9M contract to JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC.National agencies

Transaction hash:

11bf02bee911e43ef5461f59824cfa828a254387a40fdcdacc2a3eeb98e24427

Status:

Included and unchanged

Block:

#4,121 1,892 blocks after it

Position in block:

Transaction 10 of 106

Award day:

Jun 3, 2020 (6 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

To:

JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC.

Value:

₱1,919,574.30

Project:

66X-Replacement of concrete pavement along daang m

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 #4,121 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 JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC. on 2020-06-03.
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 11bf02bee9…e24427now …
2. Block Merkle root changed
stored cce52cbd68…944046now …
3. Block #4121 hash changed
stored c5298167f1…f84edbnow …

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

leaf 11bf02bee911e43ef5461f59824cfa828a254387a40fdcdacc2a3eeb98e24427
01 R 1a77f3ed5fe86e82fe2912697fddfab833154dce4c07cb48e07d5700e9f5a7cd
02 L 1cddbbd169a708e98ddec87de873542e7b31ccd05272d83f6c1b09421340d91a
03 R 0b4d438603eba1d2c02c4c129c7560bac695748307e8bc8f61c6881adbcc4b74
04 L c15eb7d8d160101e443780992c08d2ecc27305419f990791c2678ca33a9c2e13
05 R ece1c9587e10d95dae8c2b144cf871a7da05553ee70ddf7788b93730213f1e04
06 R 8c1864879bd8d754a83db8c5827d1ea558cb92d5a5489f60a97380dd8cab13b4
07 R ce189fecc4a3e9ed39f4a3a4e522ff9977fa487c77f99902f63b342b268bb709
root cce52cbd682568b9c523d9c66e6f1555f6c341c9b8c90b86d824675952944046