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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND Award a ₱1.4M contract to MARK ANTHONY CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

01fb47372447f4e61dbd9fd2ff4601cc1731a3adc77f9784eb5b5d36a73394c3

Status:

Included and unchanged

Block:

#1,787 4,226 blocks after it

Position in block:

Transaction 1 of 45

Award day:

Jun 26, 2013 (13 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND

To:

MARK ANTHONY CONSTRUCTION & SUPPLY

Value:

₱1,399,814.47

Project:

Multi-Purpose Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND

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 #1,787 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND awarded it to MARK ANTHONY CONSTRUCTION & SUPPLY on 2013-06-26.
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 01fb473724…3394c3now …
2. Block Merkle root changed
stored f690026d1f…5f4510now …
3. Block #1787 hash changed
stored 5bf36a0116…588ad2now …

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

leaf 01fb47372447f4e61dbd9fd2ff4601cc1731a3adc77f9784eb5b5d36a73394c3
01 L 0197ebe4f5a8e6017cb92c9b612af13b2aaee775fa22a0c7a7bcc74f5ca1882e
02 R c74b09b856fbae4e05916269a7841179ad7c2c17a4af37d99619f23c7d814f39
03 R a6e8e0fc69b4fb2eb259971aedd6f5f45fe72cc5561d7ab6195de521eda6b820
04 R 09dca83d0b0189ad8e0f8dab78b65b9b9a71cccfa1f64748654a48daf89eeb85
05 R 267c5c7d563ccb7136c1244f00e8b44d69e4ec79668f0bf2335f4623cfb9e623
06 R 235a894935e3e4914c774620130114f2113a1bda8da3055998c1d43d9ee03d30
root f690026d1f9653256e70627ed53940103a180e041cc9e6d7041315afce5f4510