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 3RD ED Award a ₱19.3M contract to E. GARDIOLA CONSTRUCTIONNational agencies

Transaction hash:

2f28a4ba92c8fcd67a4a98f26e47537c929ce604f7fa10bf8906fdd6b20971fe

Status:

Included and unchanged

Block:

#500 5,513 blocks after it

Position in block:

Transaction 5 of 23

Award day:

Dec 24, 2008 (17 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD ED

To:

E. GARDIOLA CONSTRUCTION

Value:

₱19,286,613.80

Project:

Rehabilitation/Regravelling along Catanauan-Buenavista Road including Bridges, Km. 249+604 – Km. 264+000, Quezon III

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 3RD 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 #500 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 3RD ED awarded it to E. GARDIOLA CONSTRUCTION on 2008-12-24.
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 2f28a4ba92…0971fenow …
2. Block Merkle root changed
stored 6e1f95d2ac…29303dnow …
3. Block #500 hash changed
stored 82bbfb3a3b…ff7459now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.

leaf 2f28a4ba92c8fcd67a4a98f26e47537c929ce604f7fa10bf8906fdd6b20971fe
01 L 23c7a3d752816528418684dd9e8dfa4e6379f9603139ca0e534747a2d9b905cf
02 R cd6a208017a91f6dd58dfcd598ada1dafaa498a707f8083f3ce26a554fbc5f25
03 L bd99466c40abd40a8ddeaed0ac6f426b1974c737a7cf297a9cee5461cf5119f7
04 R bec01534075cbae367d171b3eab7e580bf91e13041da656335f5b0ff022a0d55
05 R 5ea60794634eb2839d65af7716c8874c0100b85e21e0860cc19e8e005a5aeea0
root 6e1f95d2aca897a0a45db22fd89f3db83e250cbae2dc4e79eb2c3313a529303d