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

BICOL SANITARIUM Award a ₱16.6M contract to 301 ENGINEERSNational agencies

Transaction hash:

1d1e3a690e87daae0aa58b1f3aa5f84df7069f3c9bf1f03deaa3086ea31eda7e

Status:

Included and unchanged

Block:

#3,581 2,432 blocks after it

Position in block:

Transaction 32 of 259

Award day:

Nov 5, 2018 (8 yrs ago)

From:

BICOL SANITARIUM

To:

301 ENGINEERS

Value:

₱16,550,500.00

Project:

Negotiated Procurement of the Design & Build

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BICOL SANITARIUM

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 #3,581 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)
BICOL SANITARIUM awarded it to 301 ENGINEERS on 2018-11-05.
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 1d1e3a690e…1eda7enow …
2. Block Merkle root changed
stored 65a7fd5db6…9ae88cnow …
3. Block #3581 hash changed
stored ccabfdb5e1…065131now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 258 records. Each step hashes the current value together with the sibling shown.

leaf 1d1e3a690e87daae0aa58b1f3aa5f84df7069f3c9bf1f03deaa3086ea31eda7e
01 R 1da14cbcb8cf6b172a071e519c4c34e6e690586867b5a3e5af7c10cf0cf74a86
02 R 319c6e30432814bed114a41bfe8a41d090cae2ff55467cbf1891ce729fb90689
03 R 561c5c1749c541a06bbd52f3f1d0b3156f1bb32410ccc676c3fd80af7941e109
04 R bd90483957a5066bf81bf8e4090a4fa5c7700e4c9a236b31e9f12f2f306bd5a9
05 R 943b5aaa964acfb0e03cc5c8b133134f561c1e7ebd71524e1e8e89648bfc123c
06 L bbc3778c834c78acedba28c79fdca4bd44ac278dda826fbf0c9d5e03f4137505
07 R edb7774819551e8d70e3432eaa34db4441b7df7a3d758dd9b5635ab57d52d0a2
08 R 64229e14aae321838146215d357e6fe21c7353343e9c9cd01adef120ddb236d0
09 R 7887547f85065f43fa5280ef75367de142af9ff18c6f731cc08b865a7b4dbe3c
root 65a7fd5db6c2125cfc3cea33ec27e50b2ee460c6848d0a1e33c36af6579ae88c