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 ₱499.6K contract to MARK ANTHONY CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

dca085e0e12fc1833fca5c4ab851730ab4342f2fd77e8e7e4225c3710c873ff8

Status:

Included and unchanged

Block:

#1,801 4,212 blocks after it

Position in block:

Transaction 99 of 117

Award day:

Jul 12, 2013 (13 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND

To:

MARK ANTHONY CONSTRUCTION & SUPPLY

Value:

₱499,636.22

Project:

13Lg-0050 - Rehab./Rep. of 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 #1,801 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 2013-07-12.
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 dca085e0e1…873ff8now …
2. Block Merkle root changed
stored d25540ea4c…c78688now …
3. Block #1801 hash changed
stored 6e4e95c7cf…d953b6now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 116 records. Each step hashes the current value together with the sibling shown.

leaf dca085e0e12fc1833fca5c4ab851730ab4342f2fd77e8e7e4225c3710c873ff8
01 L d8de690032af1fcd0bb62e6f89329839381f01d9505ce8788ab485abf99ab2ee
02 L 86f7cdc71cbfe2630e53ce14ecfcb8b82469d41470f232fd9b2d566e4c6cc1e2
03 R 28d79543a2a22eb7200d58dfec1aece3ff9c50cfcf0529e4db8ae60639041a1a
04 R b5a73cc63a0c86d6cb63a8942dc0be8b8026b54e5b56a893e4add2bfa4298c7d
05 R 33556f327a7f0e8da438f9cbbc03cd45355bf8e43604343f00c6d22861319b65
06 L 0c06b47a60a8f52d6335cc8b0f000f6b1d76eae8b801c6ba61d12a0de3693e50
07 L 47a2e6de7067aa18bd7e78488fa23c9d2a9ca9811878a58a7a8b578735076c3f
root d25540ea4c2475ce6adb80f9f9b71d97bdca4c1e88f8b38376e2660a60c78688