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 ₱291.0K contract to DANYSONS CONSTRUCTIONNational agencies

Transaction hash:

e274cd3f71e2ad0b9f3230f60ff407679487198c1a1ee2ce2ad1ab0f213a54e6

Status:

Included and unchanged

Block:

#1,934 4,079 blocks after it

Position in block:

Transaction 106 of 124

Award day:

Dec 5, 2013 (12 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO

To:

DANYSONS CONSTRUCTION

Value:

₱291,033.40

Project:

13BF0119 Const of Water & Sanitation Facilities

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 #1,934 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 DANYSONS CONSTRUCTION on 2013-12-05.
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 e274cd3f71…3a54e6now …
2. Block Merkle root changed
stored 12ace7654b…37ae46now …
3. Block #1934 hash changed
stored 4070149d81…211eacnow …

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

leaf e274cd3f71e2ad0b9f3230f60ff407679487198c1a1ee2ce2ad1ab0f213a54e6
01 R e2b66c526d35883f78e8a69594b532cb13e66c16cfa7d64af8156aaf9fcb1991
02 L c86459748399d3fcd89df3eacd0f03dc0dcaa3382c0ed7f8122adce364a46d66
03 R 989bd07cd97bb1913abf9ffc1e8284dfcb7cfe4ea320acb1288b3e777f66bfef
04 L 82cbd7e85d6286cf1a6682d6ebe6b7e1ac7cff9c0e0a30de9b130e7b3ef01a82
05 R 8b1c83f2907ce6f94cbe3497e8dfdcabe5be873467a001f3663b7c24f85c24b1
06 L 6a098fcb970137b8231161b61194a854e3337e424ee53c0420dcd1e806c29cac
07 L 28bc51a5a45ca6ac9e4c2d78859594b7c60b7135fe62d6559ba37fed88c13dde
root 12ace7654b30b7e2f9d83c601eb3cad1c9e76a9e8e71fe90ca4b53561637ae46