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 - NUEVA VIZCAYA 1ST Award a ₱143.3M contract to DALCON CONSTRUCTIONNational agencies

Transaction hash:

6ab0b88fb47a329ecc6fa2495d6d10392c8b9c729b315db7ddb612081d2c27f7

Status:

Included and unchanged

Block:

#5,668 345 blocks after it

Position in block:

Transaction 56 of 161

Award day:

Oct 31, 2024 (2 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

To:

DALCON CONSTRUCTION

Value:

₱143,302,310.24

Project:

24BI0149 - Construction/Rehabilitation of Flood Mi

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

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 #5,668 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 - Unprogrammed Appropriations 2024". The exact UACS line is not given.
Partly
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 - NUEVA VIZCAYA 1ST awarded it to DALCON CONSTRUCTION on 2024-10-31.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 24BI0149: 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 2025-04-06). 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 6ab0b88fb4…2c27f7now …
2. Block Merkle root changed
stored 5a845b2560…cd062cnow …
3. Block #5668 hash changed
stored 1110157217…39dd90now …

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

leaf 6ab0b88fb47a329ecc6fa2495d6d10392c8b9c729b315db7ddb612081d2c27f7
01 R 6cb3fb14701f2be6979e630d2a1cc936133b6bbf9e8968aaf32ecfe076a98b6a
02 R d0837e34e1cd615b2cdb66f71982c2a9c90a5366b9891ff188e49ffe540b60e0
03 R 5320b449782567442011a879630f0a9c37e8016189ae68c8c97e742370d936b1
04 L fda499e2fe746a2fde9dc0e27d62e3e8164247cbc4d805b87a8a57e91f7050d9
05 L 0eddd20c3df11fc1e6ee26aa07308483e0c8df3aafd714d41f82b86cc0de872e
06 L acf5ff803dd4166347c14f00844bb368ab3e757177668c1b069467a118011b07
07 R 5124821bd9320108dbc510291a70a641be82a7e76022272de15808152f5b8ce9
08 R ff29af664a0a5141520cd0b72db247b5eeaf7cdae5e4f1fe589bc71fb7d1edb5
root 5a845b2560ef285f725dc11195c8d2d0ae8eb72d5aa572281a6e45b4eecd062c