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 - NEG. OCC. 1ST DEO Award a ₱45.5M contract to WILKINSON CONSTRUCTIONNational agencies

Transaction hash:

29db8e147d235402e720db4eda19b64145b1fc1e2ef13f5f9263d588cb2c8124

Status:

Included and unchanged

Block:

#2,057 3,956 blocks after it

Position in block:

Transaction 17 of 101

Award day:

Apr 23, 2014 (12 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 1ST DEO

To:

WILKINSON CONSTRUCTION

Value:

₱45,502,584.09

Project:

13GK0081

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NEG. OCC. 1ST 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 #2,057 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 - NEG. OCC. 1ST DEO awarded it to WILKINSON CONSTRUCTION on 2014-04-23.
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 29db8e147d…2c8124now …
2. Block Merkle root changed
stored a074ae232f…eeaacdnow …
3. Block #2057 hash changed
stored 1abf752728…395d28now …

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

leaf 29db8e147d235402e720db4eda19b64145b1fc1e2ef13f5f9263d588cb2c8124
01 L 26c59a30c38837b3b3c23d530bc080d2829cddc838735ad7f280e370015abc47
02 R ee492611855aedb1672f961512ff52e98e6675da259e24b8578c5abf93083bc9
03 R 5de5eb58cbc4ebd9fcac7d2859058b67c6149abbbe8f66c736f7ce8d43034f94
04 R 7e000c871dbfccc285f5d6d3a68647dca2a2c2ed685b82ce0e03d4d4f0b7c30b
05 L e1d0a536cc7e7c152619c34a2a1cc0aab2305981f421cd1cdd481dfaad2c6da6
06 R c4fece923792ac1e947ae36c25944ec1e70d63ff1f90c23a358bb99ea3d8deb8
07 R 0db5cd7d310ae65fb05c1db193ac6d2dbb93254a6a4d97e21e86ee09b3d8269f
root a074ae232f9ba2936d018d954990b781f191e05920f53cb5fb749b4151eeaacd