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 - LEYTE 3RD DEO Award a ₱1.9M contract to WAWOT BUILDERSNational agencies

Transaction hash:

27dea80b9cbc5a3c5afd7dbd81a49e86a74d4d8b9c3fa04a48df1314d5aff366

Status:

Included and unchanged

Block:

#3,771 2,242 blocks after it

Position in block:

Transaction 62 of 416

Award day:

May 23, 2019 (7 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 3RD DEO

To:

WAWOT BUILDERS

Value:

₱1,929,760.15

Project:

19IE0052

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 3RD 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 #3,771 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 "Regular Infra - GAA 2019 LP", i.e. the FY2019 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 - LEYTE 3RD DEO awarded it to WAWOT BUILDERS on 2019-05-23.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 19IE0052: 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 2019-09-02). 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 27dea80b9c…aff366now …
2. Block Merkle root changed
stored c56c2ba443…e3beb6now …
3. Block #3771 hash changed
stored 7d8fc56b9d…be9b44now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 415 records. Each step hashes the current value together with the sibling shown.

leaf 27dea80b9cbc5a3c5afd7dbd81a49e86a74d4d8b9c3fa04a48df1314d5aff366
01 R 2966bc6cec8c035c2d7bc0e81570e8367fbd336a3c8b9d2c4ff13b4811ee2d64
02 L 97d7e575c8d2ffdaac3dc1177a19efeaacd338452d6ef4f1b20752b9b9047920
03 L a11b245246c3fb4c8741a53e82209c3e8d659e0875dfb1eca33535aebd708323
04 L 5ed98f0eb2a615d21a23c07a1e1dfe5c645d3386d6b2573f2bcf0da6307dc38c
05 L f07feefd6d004d29f84b8a4e6738a4c7b3e9253c24393282fd30a8f035df6166
06 L dd6cd11cab65bb63fcff21f1d2525c0587f1b13d08d82efe2bfba571cde4f6d5
07 R 6507a48c456f56b75b3336c6feca23330f55d918d2dc4f5abf49bf3866186a9c
08 R a15268549efac6f7a87b696c0496a8ea7f21bd2818dcd1eddfe9e633d7dfce18
09 R c8b4340091809efcacaed561b4de8e9eed4a4f4f28d7a6347a40ae338c183afc
root c56c2ba4439768964e6adae3abbf9c9621d5f7b9c16376b89f2c749f20e3beb6