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

PHILIPPINE SCIENCE HIGH SCHOOL - MIMAROPA REGION CAMPUS Award a ₱9.7M contract to TABLAS CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

e382771aaadd7fe4cfb7d697837c202bf9baa50745e4bdc8f48a6b50c7fafe78

Status:

Included and unchanged

Block:

#4,071 1,942 blocks after it

Position in block:

Transaction 47 of 53

Award day:

Apr 3, 2020 (6 yrs 7 mo ago)

From:

PHILIPPINE SCIENCE HIGH SCHOOL - MIMAROPA REGION CAMPUS

To:

TABLAS CONSTRUCTION CORPORATION

Value:

₱9,692,811.40

Project:

Completion of Academic Building 1

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PHILIPPINE SCIENCE HIGH SCHOOL - MIMAROPA REGION CAMPUS

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 #4,071 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)
PHILIPPINE SCIENCE HIGH SCHOOL - MIMAROPA REGION CAMPUS awarded it to TABLAS CONSTRUCTION CORPORATION on 2020-04-03.
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 e382771aaa…fafe78now …
2. Block Merkle root changed
stored cc7eb30593…8bd5c9now …
3. Block #4071 hash changed
stored e535570af3…5df47bnow …

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

leaf e382771aaadd7fe4cfb7d697837c202bf9baa50745e4bdc8f48a6b50c7fafe78
01 L df57f9260517e0b29f7cede8d04cb2d5523fa5612d03f09979cfeaeb28298ec8
02 L 20f4fa5b8c59ad9d9e4c0c72ea588d5cc0d9e323a89f026cd5ecc4bea9c59d95
03 L fe0d23270bb914c414afefa833a39b5c34f8809ef9f098d499bdbffb2dacd49a
04 L 55bf75d8ef481dda1a677cc7a6705e6cc4b5e23776cf2cd05b4e699e83ab9c8c
05 R 652213058da73a14fc45e4fa7a993e2e3a2ddad4f4967761ef067e8486d5d142
06 L fe4b85d56ac9996a5562caee1d5e7c3803415d0143f3f013e4df947d7100d23b
root cc7eb3059394e61af2910880fc35826f61a47fc6341d65b374e256413d8bd5c9