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

MARIANO MARCOS MEMORIAL HIGH SCHOOL Award a ₱78.6K contract to MCDP BUILDERS & SUPPLYNational agencies

Transaction hash:

aa522382e2d0da0350656dfb830be3dcf22bc44c15e994036045a6a6f24f7dfd

Status:

Included and unchanged

Block:

#1,463 4,550 blocks after it

Position in block:

Transaction 28 of 42

Award day:

May 25, 2012 (14 yrs 5 mo ago)

From:

MARIANO MARCOS MEMORIAL HIGH SCHOOL

To:

MCDP BUILDERS & SUPPLY

Value:

₱78,575.50

Project:

IMPROVEMENT OF CASHIER AND OFFICE STAFF ROOM. IMPROVEMENT OF PRINCIPAL OFFICE (PHASE II)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

MARIANO MARCOS MEMORIAL HIGH SCHOOL

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 #1,463 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)
MARIANO MARCOS MEMORIAL HIGH SCHOOL awarded it to MCDP BUILDERS & SUPPLY on 2012-05-25.
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 aa522382e2…4f7dfdnow …
2. Block Merkle root changed
stored 4576cf7233…12eaa4now …
3. Block #1463 hash changed
stored 1cdc9dfa6d…372124now …

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

leaf aa522382e2d0da0350656dfb830be3dcf22bc44c15e994036045a6a6f24f7dfd
01 R aaf7545b70b7dcafff21ebde977c5a00c37abf5cf062de9a0cc9a1b4c055b3de
02 R 3557775b65cbc74d7354c2e272b79412a8fa989e2054b1cfa14c0ebce28ff5b1
03 L 6c033bc2c30b03ca4d178fe6ab196d9f27d277647f3bfbadc7df342f96af1f7a
04 L 63a79b643175ef146f9ebb9c04e8d1c43c3a6998c36e5c4111447cf8ab95a601
05 L 5ce3657d754757125e8e0057c66fa7b014aa8e73755d09c4995d9ddb6ded8f6a
06 R 4569b939162a40a946a624583648f6ee1ccc32ba57c3ab547350317594507dd7
root 4576cf7233fc6b3d1fa1e74412ac92b3337133ec3de2a669118a51e36912eaa4