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 - ABRA ED Award a ₱7.1M contract to SEMBRI CONSTRUCTIONNational agencies

Transaction hash:

3587a65e8dd4c39a0bebb048cc7379d8a6f7cff8bd7b2bd9c2fec37d4c16c161

Status:

Included and unchanged

Block:

#4,976 1,037 blocks after it

Position in block:

Transaction 78 of 380

Award day:

Nov 14, 2022 (4 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

To:

SEMBRI CONSTRUCTION

Value:

₱7,106,979.27

Project:

22PA0327

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ABRA ED

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 #4,976 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 "Outside Infra - GAA 2022 DepEd BEFF", i.e. the FY2022 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 - ABRA ED awarded it to SEMBRI CONSTRUCTION on 2022-11-14.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 22PA0327: 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 2023-05-08). 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 3587a65e8d…16c161now …
2. Block Merkle root changed
stored cf195f8597…6da6a9now …
3. Block #4976 hash changed
stored 289fdefa8e…8b5616now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 379 records. Each step hashes the current value together with the sibling shown.

leaf 3587a65e8dd4c39a0bebb048cc7379d8a6f7cff8bd7b2bd9c2fec37d4c16c161
01 R 35afa016520914391dff1a393d258b862df3e89016825fa3157ce60c439b36cf
02 L cbf9f44128d0fc8b3fb93ce9aaa55d421608e7b819b0ca0620a0368f49bc28eb
03 L 1f0db367d481f7502126e78da9d7a01f9cb5a7b3eb73a3e6a2dbf1a0ab5100dd
04 L f2ee146a3e1b9a092439dbd773ed57dca155064c60210540440c65c0594edf9c
05 R 0582451187d43d44f98ff84827df22905fac20c992bebf7ab2e96a219da30c2c
06 R b2d43eafdb09617df997804d1aba60f776763e748f136214680eaffd0e5bf4fd
07 L aaa5c255c02bb591e2f56e8e8b51148bb0485098ebb23517e32639ea73996a42
08 R f748ccfff92a42928b4bc179bb49f9266f678314d78c658687ff1233f70c0ef9
09 R 5fb90132ff353c5c738775662794cc153f393fa5feb8689cfa344992b2d6c646
root cf195f8597c8227c1fd180c865281d85895c73ed2cf5a44f8d2d06f9e96da6a9