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 - KALINGA DEO Award a ₱3.0M contract to COLUMBIAN CONSTRUCTION SERVICESNational agencies

Transaction hash:

46cdf41dfaef7111ce293947d1e28dd6225dd36e2f26425797b85d72c78e6cd5

Status:

Included and unchanged

Block:

#3,016 2,997 blocks after it

Position in block:

Transaction 48 of 165

Award day:

Mar 14, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - KALINGA DEO

To:

COLUMBIAN CONSTRUCTION SERVICES

Value:

₱2,993,334.40

Project:

17PL0060

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - KALINGA 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 #3,016 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)
DPWH lists the funding source as "Regular Infra - GAA 2017 MFO-1", i.e. the FY2017 GAA. The exact UACS line is not given.
Partly
Open
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 - KALINGA DEO awarded it to COLUMBIAN CONSTRUCTION SERVICES on 2017-03-14.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17PL0060: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2017-07-06). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 46cdf41dfa…8e6cd5now …
2. Block Merkle root changed
stored 8fa91644dd…a512b3now …
3. Block #3016 hash changed
stored 14c6deff02…ed5e60now …

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

leaf 46cdf41dfaef7111ce293947d1e28dd6225dd36e2f26425797b85d72c78e6cd5
01 R 47649d55c78c23c0464c6ef44860b2f681a90c40c3a41ca8813e9e183ff03886
02 R dff0cfba04e5443e8b593ab5a06985125833d8f189de0d85b00801d683a5c6a9
03 R 93a0b23a9367acfff34080cacf4b4262e85ffdddca60cd5241a91236a7deb768
04 R fd8654a0e610c049fafe4fcee6bdaf39159f23d3d635f4ae8df8f250df451907
05 L 40e938b9ba5a8741f6320479c1763c8837e5d5c7a1ff1459ed2d2278c71dcacd
06 L f985cb9753da7d5c438364413f2d45314dc3f470ba337c3ae83d372c0b2b9ae6
07 R f685e046e8ea998b27f4657ece77f799a5c9cd4a9afb931a360fc2b018ee19c3
08 R 68e460f4dd43f88ccc0f07d4c53ec61fed4ecc53d2f0f33aeba533345f20e810
root 8fa91644dd0cb2a65fa857dd87aac08012baa481bdf7bed0466850256ca512b3