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 - ILOCOS SUR 2ND DEO Award a ₱11.5M contract to BM-JEM CONSTRUCTIONNational agencies

Transaction hash:

6d968b02c8b70454bfba4cb7380300fd43574c0ee986b94dacb8a8744c13cd0a

Status:

Included and unchanged

Block:

#4,473 1,540 blocks after it

Position in block:

Transaction 105 of 221

Award day:

Jun 8, 2021 (5 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 2ND DEO

To:

BM-JEM CONSTRUCTION

Value:

₱11,457,830.80

Project:

21AD0112

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 2ND 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 #4,473 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 2021 DA FMR", i.e. the FY2021 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 - ILOCOS SUR 2ND DEO awarded it to BM-JEM CONSTRUCTION on 2021-06-08.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21AD0112: 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 2022-08-03). 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 6d968b02c8…13cd0anow …
2. Block Merkle root changed
stored be8193fdde…2ec958now …
3. Block #4473 hash changed
stored 04666ec217…5ce446now …

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

leaf 6d968b02c8b70454bfba4cb7380300fd43574c0ee986b94dacb8a8744c13cd0a
01 L 6b0b605792add792a34128046f5ac2652d90b8966aead3df396c8344b48dcf8a
02 R 6007d21dd27d25e623ba221b2ad77668fae5bf606247ea1df2f6434e1a0522bc
03 R acaea4bba0d8cdf29345dd42a4e8626a71e79629635cba3ab79b126df8e0c9ad
04 L 21ab51bb4df0e9610a05cad975d42690f22a1701d850c9569eeaaa4f569cdc82
05 R 755c580cd7008e38eaed50cf2dac5196fb7ffa9aeb83941c4460e1876afd26ab
06 L ed7ae81cc942a3e558ffe99036ec6051d0299c2d7ea76afb850657a8e02e6882
07 L 81379dff04c51ed54fda39022fee64f9cc27dd207dda994ed7683e769b8f2768
08 R 5de20b82de762a5785a6bf97c1f56753a20a51ab98cb163967612660a3a3f0fe
root be8193fddec943ac1b6db54a0cace145bea9ee5f40bc949eaf3198681b2ec958