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 - REGION IV-A Award a ₱53.1M contract to REVERE CONSTRUCTION & SUPPLY CORPORATION - BATANGASNational agencies

Transaction hash:

9e24bca8a326972aa6b58ffb02831cf6d60934ac595b2cf60e5c9c2e47c6c125

Status:

Included and unchanged

Block:

#2,302 3,711 blocks after it

Position in block:

Transaction 46 of 91

Award day:

Jan 21, 2015 (11 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-A

To:

REVERE CONSTRUCTION & SUPPLY CORPORATION - BATANGAS

Value:

₱53,106,496.65

Project:

14D0-0032

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-A

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 #2,302 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 - REGION IV-A awarded it to REVERE CONSTRUCTION & SUPPLY CORPORATION - BATANGAS on 2015-01-21.
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 9e24bca8a3…c6c125now …
2. Block Merkle root changed
stored 12c3213d12…82c76anow …
3. Block #2302 hash changed
stored b1d4b2e819…11b731now …

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

leaf 9e24bca8a326972aa6b58ffb02831cf6d60934ac595b2cf60e5c9c2e47c6c125
01 R a118008b4115057ada5f8a103a488f696cf3af7c380d2d5e68bb95c50b9ba844
02 L e4f97ba51552b2fec429808f0f7c32b9f3e2c75dd4a484917aa9b90aa1c356e6
03 L 0e11dd6a3eaff9e7f4e0714cd0ca4c5d801fd8d17345825127dc86f636b87b8c
04 L fe26129e999da5afc5bbf2fa70cdc1eaefa77c44cb0759d83d2a5f54a2c6758c
05 R 15b5b73be250554eb04df7631684667bd3cc535dbbeb6f1bc4e32c6653dc68e8
06 L 10dab4ce4dfee8e4585c087b6ca4f77ac944acce03d046c98d2f8e1ca9ae4404
07 R 0afbc142c46851a7ecd8524a1c2c13698984d5b3ade2e079530dc871473cf610
root 12c3213d12ee8b62c61768eaf10ae4b765cd4103c3efb7f0bcdb15047182c76a