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

BATANGAS MEDICAL CENTER Award a ₱5.3M contract to TRISTAN TEJADA CONSTRUCTIONNational agencies

Transaction hash:

ec97c6b0551cce5538bef8d346d3f89c433955443bc2627a384b79ea22f09446

Status:

Included and unchanged

Block:

#3,725 2,288 blocks after it

Position in block:

Transaction 36 of 41

Award day:

Apr 2, 2019 (7 yrs 7 mo ago)

From:

BATANGAS MEDICAL CENTER

To:

TRISTAN TEJADA CONSTRUCTION

Value:

₱5,270,000.00

Project:

Construction of Emergency Ramp and Rehab of Toilet

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BATANGAS MEDICAL CENTER

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 #3,725 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)
BATANGAS MEDICAL CENTER awarded it to TRISTAN TEJADA CONSTRUCTION on 2019-04-02.
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 ec97c6b055…f09446now …
2. Block Merkle root changed
stored 7c211bff20…e84f97now …
3. Block #3725 hash changed
stored 69ca85a298…9b0eb3now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 40 records. Each step hashes the current value together with the sibling shown.

leaf ec97c6b0551cce5538bef8d346d3f89c433955443bc2627a384b79ea22f09446
01 R ef72d4f9e613f92668b9ae210666885b19cc29b99aafd5fb3c01fd6f2e3d7ade
02 R 1d4c1d315d2b5526b325eb4e48263c5ad8c96e1bdde7be3835bc3348258dda3e
03 L f36617d322115ec81bae2f3aa4a0c9e5fc7aa71460e98615896c6d15be6cbe82
04 R a6e1833ffe86502b16e17ba774d292941779f38b142ce8d1be3050d19028278a
05 R d241b572229ef11ce0b8ca1b582ebf74264693cd62054e25b157aebf40c7abfb
06 L b59435fd9431e6d3cd1c5b77a6fb1b7c41acf888f7c49030e5638d3af27299c1
root 7c211bff20c38d7134899d83a5d068d13749deec0fd592bcaae2d05c96e84f97