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 - AGUSAN DEL NORTE Award a ₱11.1M contract to BN BUILDERS & CONSTRUCTION SUPPLIESNational agencies

Transaction hash:

d260e0a86d3d0b5cb43976c875851df2df546b18fc273a42f5e4c074d80b09a1

Status:

Included and unchanged

Block:

#3,632 2,381 blocks after it

Position in block:

Transaction 98 of 124

Award day:

Dec 26, 2018 (7 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AGUSAN DEL NORTE

To:

BN BUILDERS & CONSTRUCTION SUPPLIES

Value:

₱11,137,401.24

Project:

18NA0120

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AGUSAN DEL NORTE

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 #3,632 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)
The award does not say which budget line pays for it.
Not published
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 - AGUSAN DEL NORTE awarded it to BN BUILDERS & CONSTRUCTION SUPPLIES on 2018-12-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
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)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 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 d260e0a86d…0b09a1now …
2. Block Merkle root changed
stored 5951ef26cf…b6dfc9now …
3. Block #3632 hash changed
stored 86bd5750fc…304531now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.

leaf d260e0a86d3d0b5cb43976c875851df2df546b18fc273a42f5e4c074d80b09a1
01 R d4e12feb9e6dc1c8462b436d038a7d3e7210fb38e0ada9d9fb6461e38b8e2ec7
02 L ccf25679de4ef23ba0879361dd58ec9b72a6cd86c634ffc94351d067d6bd9b26
03 R 8906d5fb0e70dc97829097a5462e8db738cda650406aaba765c04032635bc039
04 R 13f95c288feb58c26e8ea5966e15a7c33a03587dff8b57a6eb330dfb53a4b1df
05 R ed749655978e2633209de53c449b0a9da295033eba1f71201163e3d4c8185c60
06 L 6d2447215266caca8870bbf7a179ef487ab84c789f32b29ca1ee5bfaef3097d5
07 L 96d7b0c5b3b2550432caf87816e229d134d99ac086c8a018345cdf2f99b8a44c
root 5951ef26cfa1a33cb1ac6be6dc557b30f6a87c9b89927461ba75821a90b6dfc9