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 - IFUGAO Award a ₱1.9M contract to LINSCO CONSTRUCTIONNational agencies

Transaction hash:

d99d53bf1d2dad190de9e9dcce469458d370285d9e5cb6b8640fabd4bc97ee45

Status:

Included and unchanged

Block:

#3,071 2,942 blocks after it

Position in block:

Transaction 222 of 259

Award day:

May 9, 2017 (9 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO

To:

LINSCO CONSTRUCTION

Value:

₱1,909,332.07

Project:

17PG0040

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - IFUGAO

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 #3,071 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 2017 DA FMR", 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 - IFUGAO awarded it to LINSCO CONSTRUCTION on 2017-05-09.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17PG0040: 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 2017-09-24). 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 d99d53bf1d…97ee45now …
2. Block Merkle root changed
stored 6a08819d88…989c90now …
3. Block #3071 hash changed
stored d9376da553…5f83b6now …

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

leaf d99d53bf1d2dad190de9e9dcce469458d370285d9e5cb6b8640fabd4bc97ee45
01 R d9dde5ec6344e99d1d6014a1db41069dff50199fcb89587a53178fb827d381a1
02 L b5765340f2cf2860e4cf8dfd0c7f66eac8f4077368eb406bf6c1186f4e113aea
03 L 22bc1aa2dbd6189108b1aa7ce8a0c21bc6d7f2ef64929f37a3261ce275d4e180
04 L da4ee119466fb5e682940027e9946aa06ba1998224b8b87a5dd9aeca23eabfd6
05 L 16d2bed97b1503eded516dba28f6d39788f33663a89dfef71c6b7b3a65722d34
06 R 3a33f0f5463d22dda47cab37eba7337e90a35f66f67dba2d26b352199d8457c5
07 L 38a98c8c4beba26efef4b18eccc9817e611ee8f6a475641743498cb7816687ef
08 L 58e188b5533bf6daebcd4796a98ed5df4b2135ac4596c873ec53fd1534054cc7
09 R cf378819edf3f21fe06d4cef8027df151d6d88bbff2f5efccf2dcc11036666c8
root 6a08819d8881ab9e01f95a628942dcf9ab544b2d57019c87b7b81bf8ea989c90