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 - PAMPANGA SUB-DEO Award a ₱1.9M contract to 511 BUILDERSNational agencies

Transaction hash:

8809fe17a2e4e1ed285e4ddb184d3c77383e139f43f29641dbe9e97a0911a084

Status:

Included and unchanged

Block:

#2,361 3,652 blocks after it

Position in block:

Transaction 57 of 112

Award day:

Mar 26, 2015 (11 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA SUB-DEO

To:

511 BUILDERS

Value:

₱1,880,936.00

Project:

15CI0008

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PAMPANGA SUB-DEO

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 #2,361 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 - PAMPANGA SUB-DEO awarded it to 511 BUILDERS on 2015-03-26.
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 8809fe17a2…11a084now …
2. Block Merkle root changed
stored da8b8ee212…18fc1anow …
3. Block #2361 hash changed
stored 548d7ae769…e41c85now …

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

leaf 8809fe17a2e4e1ed285e4ddb184d3c77383e139f43f29641dbe9e97a0911a084
01 L 85baae98c5fc40a52e041f36b8bb5b312d103cd3b865b1a7c26c90dcb3b70329
02 R 90b826e2e7bc1c0bca4b44d53ceaa672c1b966829c357bb32978142dcfbad144
03 R d559a6d83a7ab7ad2ef8ec22cc68eb9b6bcc81c57fff56e573c16593429a185d
04 L 71d6d0edb5b6bbc73ba468e1da11e6647f9e4686b0d6c0147fc83763837a703f
05 L 5b075a23e241a0f668a81d485687025748c0bb965b7829aad9b55507d24a8af0
06 L 6378eb819daa1d14322f639cefd24b5b68319e8c9f5225d3a94f03751d3046d9
07 R fa03de421bd6f3474d3fd03957ca9008d05260482da85d2e483f582af81430f5
root da8b8ee2125439c84353aa24bddf48fb721ba9bce2b55f48edd74ce0f318fc1a