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

BARANGAY MALAMBA, DAVAO CITY Award a ₱249.3K contract to MARK ANTHONY CONSTRUCTION & SUPPLYBarangays

Transaction hash:

f35ce4cffae5f5b36ae30beebdd2055e8a05194792b14c44452ba695cc87637a

Status:

Included and unchanged

Block:

#3,687 2,326 blocks after it

Position in block:

Transaction 221 of 235

Award day:

Feb 22, 2019 (7 yrs 8 mo ago)

From:

BARANGAY MALAMBA, DAVAO CITY

To:

MARK ANTHONY CONSTRUCTION & SUPPLY

Value:

₱249,345.00

Project:

Rehabilitation of Water System Project at Sitio Quarry Sambunotan, Brgy. Malamba, Marilog District, Davao Cit (Direct Contracting Critical Plant Components)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

BARANGAY MALAMBA, DAVAO CITY

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 #3,687 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)
BARANGAY MALAMBA, DAVAO CITY awarded it to MARK ANTHONY CONSTRUCTION & SUPPLY on 2019-02-22.
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 f35ce4cffa…87637anow …
2. Block Merkle root changed
stored 1060c39f2f…688ea6now …
3. Block #3687 hash changed
stored a036267a9f…82ef80now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 234 records. Each step hashes the current value together with the sibling shown.

leaf f35ce4cffae5f5b36ae30beebdd2055e8a05194792b14c44452ba695cc87637a
01 L f3555c7aa591ffa8c74be00c38955381d00aa8a99b0e670f99a2f3ea60e84acc
02 R 0e594c69842083bf94920478d195ea4094b28a2881959cb8e06ad185d02a2074
03 L 8afaac580ed1dbd85117008928c4425e2445bfa0728d1a1245e3e6c77b734466
04 L 86075377b4b8be5764382f843e33d311246f3d618f4d1fc4b6dd64f158eb44b7
05 L 2650b9ed8973a59b04278aeed65a19601f5dcfdafeb494a568c1daaff1f600b4
06 R 8cf54875fd430c89319234b4281da31b9b7691b084efc68e2104a863e6358deb
07 L 3a491640b5bc8d639242ad94f3af1eb69770ddd93afdca6ad6aa03473cbc8dd1
08 L 7002afe7a0653319bf9eae87dc694726e6b1a7999c3c643de0fc134fa5f87311
root 1060c39f2f8a32cb3bd920f337f1c18c94a472ee342380394ec0851e5d688ea6