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 - ISABELA 2ND DEO Award a ₱9.3M contract to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERSNational agencies

Transaction hash:

3df66dbc515c3b54db6da36e990001d684f315bd09918401031194dacfb0b8f6

Status:

Included and unchanged

Block:

#1,388 4,625 blocks after it

Position in block:

Transaction 17 of 60

Award day:

Feb 27, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO

To:

CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERS

Value:

₱9,345,355.95

Project:

Repair/Rehabilitation/Improvement along Santiago-Tuguegarao Road, KO403+000-KO405+000 with exceptions, Quezon, Isabela

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND 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 #1,388 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 - ISABELA 2ND DEO awarded it to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERS on 2012-02-27.
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 3df66dbc51…b0b8f6now …
2. Block Merkle root changed
stored a83d918bda…7dc3bdnow …
3. Block #1388 hash changed
stored 658fe30c5a…a11083now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 59 records. Each step hashes the current value together with the sibling shown.

leaf 3df66dbc515c3b54db6da36e990001d684f315bd09918401031194dacfb0b8f6
01 L 387540ed47359aec30819a6eda59efbee9b758a5dd7f84c30ca46ae565e276ad
02 R e7a8dffe747c9c113aa810c1492d6b898ac462fc8f23e324a165f178d04d1de4
03 R 35dbd778340140d939cd5eace394cd716a7945a2295de61e1c87cb23dec129fc
04 R 5893896dfb451e909a0e0282fcc7a0231c4b4443f74134056f769436bc6a67d1
05 L 1fd85f3d6abf925014d99372f71aa6f276b26f2eaa1efbcad07025da9e9c2af2
06 R bef6d42d3a3349e428e0024a18444aa27eb510a5f6a8db105fed41411a71deee
root a83d918bda5cd99dc4b661cd39d1d97ce655ae735177cf2fa378653bca7dc3bd