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 - CATANDUANES ED Award a ₱36.2M contract to HERBANA BUILDERS AND SUPPLYNational agencies

Transaction hash:

2a72b603348e97de638e80a8a70e8623a8e28555349d00809057d9706e2fcb19

Status:

Included and unchanged

Block:

#3,513 2,500 blocks after it

Position in block:

Transaction 27 of 184

Award day:

Aug 23, 2018 (8 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED

To:

HERBANA BUILDERS AND SUPPLY

Value:

₱36,224,591.87

Project:

18FH0138 - CONSTRUCTION OF FOUR (4) STOREY EIGHT (

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES 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 #3,513 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 2018 DepEd BEFF", i.e. the FY2018 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 - CATANDUANES ED awarded it to HERBANA BUILDERS AND SUPPLY on 2018-08-23.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 18FH0138: 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 2020-03-05). 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 2a72b60334…2fcb19now …
2. Block Merkle root changed
stored 4501714666…1db703now …
3. Block #3513 hash changed
stored 30cd027470…13d411now …

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

leaf 2a72b603348e97de638e80a8a70e8623a8e28555349d00809057d9706e2fcb19
01 L 2a014e55fed157379125a093bc7e87ff6942e14d1e299c99b2a91e6764eef8cf
02 L 2834a5fdcf1aafc5eb2a5c52d6e4e9c58e08b93dedd2c391b3b4d898830aa139
03 R afdb8039243b9082e3a2f099f45b45fe33b0d65e28b94cec8b2da431f8af914c
04 L 034198113d872aace73cda29f68aae03a4684c8005f5c6ea12e510c947f57607
05 L c9171fe455b1211036d81386350264a32bb00495273e8ed88305562b7dc931a6
06 R f58b991eedc2321490f0bbef1d319c6adc96548ee940af4c0d27639c494f42fa
07 R 636f515a2bf6b2ed85e7fc96b84fa7cfc56cd60cbb4c44a07cad4554add17820
08 R dfb9c8a95854c8c3d4035727147cdfe064121b13a314934112f2f26e143e90f2
root 450171466660bcb01f2c4b9ef1a467bd7d17d5513602cc169e6b8efeaa1db703