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

BUREAU OF CUSTOMS Award a ₱13.3M contract to NGP CONSTRUCTIONNational agencies

Transaction hash:

3dffa20fc922e859d5e67e4dac7967b2b8a8ad69a051d73c69eaf9c7848026f0

Status:

Included and unchanged

Block:

#2,285 3,728 blocks after it

Position in block:

Transaction 145 of 594

Award day:

Dec 29, 2014 (11 yrs 10 mo ago)

From:

BUREAU OF CUSTOMS

To:

NGP CONSTRUCTION

Value:

₱13,287,335.72

Project:

Reroofing and Rehabilitation of Roof Frame of NPO

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BUREAU OF CUSTOMS

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 #2,285 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)
BUREAU OF CUSTOMS awarded it to NGP CONSTRUCTION on 2014-12-29.
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 3dffa20fc9…8026f0now …
2. Block Merkle root changed
stored 7d41ef87e0…d1b1b8now …
3. Block #2285 hash changed
stored 7a495cc05a…dde3c2now …

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

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 593 records. Each step hashes the current value together with the sibling shown.

leaf 3dffa20fc922e859d5e67e4dac7967b2b8a8ad69a051d73c69eaf9c7848026f0
01 L 3c5ffc670ee02f9c465c6a195238b00d43d3eb88b793ceeac546e215c6af349b
02 R 9c9e0dd0ac77542100fc552380a792a33b1a08c82431307d12907af07083d988
03 R 3912be832a34829aad7e8e178b953fe6b9adb92ff29c2af9068fad9cdb77ee5a
04 R a494d53449f4157e31a97f4051c2c0db15766c1ec50925ac64a62fec68627650
05 L fdc1eb374f97ab2a20f120f00a2c70afe4f9447ef5f10e84b774760213e89715
06 R c42860ea34fe311814782d3d96776966898d555cdedc59f45924ec2865020fd1
07 R 9499dbe00fef589dd0e5ffafadcf07774bacb38bc23922ecf6dcd787a43b3d84
08 L e369ec9b4bf4c1a3ab104bc4494d0755b2fd584faee3138cea9c545bdbf6a9e5
09 R 2518455f50c50a150bc008bf7f17e06f839904246f8304f02000f237c4d9701e
10 R 52ce3b60a908667b38e75078a6f10b2fd68e65f380fd51715778d1952f591069
root 7d41ef87e0ee2c5bc6cd0c053cdb7aaa4c357f7c5c2d82796d2bd076ffd1b1b8