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 - QUEZON CITY 1ST ED Award a ₱6.2M contract to THREE W BUILDERS, INC.National agencies

Transaction hash:

8cba7b40965fe8ff4f9364f638e2acd168881c76fbdb1ef830d21e3871a85484

Status:

Included and unchanged

Block:

#1,515 4,498 blocks after it

Position in block:

Transaction 34 of 69

Award day:

Jul 24, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST ED

To:

THREE W BUILDERS, INC.

Value:

₱6,182,400.00

Project:

Repair/Rehab./Improvement Proposed Traffic Management Plan of Bus/PUJ Lane with Island Separator along Commonwealth (Elliptical Rd. to Tandang Sora Ave.) (Km.012+510 to Km.014+910) with Exeption

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST 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 #1,515 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 - QUEZON CITY 1ST ED awarded it to THREE W BUILDERS, INC. on 2012-07-24.
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 8cba7b4096…a85484now …
2. Block Merkle root changed
stored 136fbfcfd2…f4234dnow …
3. Block #1515 hash changed
stored c5b328801d…925795now …

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

leaf 8cba7b40965fe8ff4f9364f638e2acd168881c76fbdb1ef830d21e3871a85484
01 R 8dc05d0c5e6a1fc549467ada6937537de68b719b89e019eeb1f91ede7b6387cd
02 L d257617ded88a0a9b47613ac3e7add594135fbc2233732f08114f5c90e9c5422
03 R b096f31eb8ef36954ce6da6bfb9d904a70a1d12488afea03d6a250e585a79508
04 R 183209aa84121d17f253f182528b859224c8fedfa4fcb9efda38e6d81d0561e5
05 R 769b9e1efff8945df61358a5b0df4f62fe2d4a5f2465a685d86c746a93a80fd3
06 L 50c1fabf2171fd76b17ac0fac4d644052d18809b79f69a3f08e3f4008871f6b6
07 R 72e4c5419f770dff2a873cd31b7bc0c33f36c1b15cbf4f8eb962f643df064927
root 136fbfcfd2db29bb50ca63a078bfdf47b66f7581ce0980778595670147f4234d