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 - BULACAN 2ND DEO Award a ₱1.9M contract to 722 CONSTRUCTION INC.National agencies

Transaction hash:

718cfca594c7dc5587bf8ef4a7e53c5a148cc4a3246e7f4fbdfd6a2e3c3f72d2

Status:

Included and unchanged

Block:

#1,163 4,850 blocks after it

Position in block:

Transaction 21 of 37

Award day:

Jun 9, 2011 (15 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

722 CONSTRUCTION INC.

Value:

₱1,914,446.64

Project:

Improvement/Rehabilitation of Road, Sumandig Road, Brgy. Sumandig, San Ildefonso, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 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 #1,163 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 - BULACAN 2ND DEO awarded it to 722 CONSTRUCTION INC. on 2011-06-09.
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 718cfca594…3f72d2now …
2. Block Merkle root changed
stored 393734f8e6…7156b8now …
3. Block #1163 hash changed
stored ef3c5f2dd2…f7edabnow …

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

leaf 718cfca594c7dc5587bf8ef4a7e53c5a148cc4a3246e7f4fbdfd6a2e3c3f72d2
01 L 71033e9ad28238ba65f40902b68588ce6958a1b7e097a4fa88e7c68b597bae99
02 R 18589f51343c31ba02b9b3fb2790d02c4d0c3542992eaeb17ce45452bc36960c
03 L d506b1b331322cee0ab0fa49a4d1757e9ceb53dd35358b6ffe3d7bb9f5f96db4
04 R 6d90553a7a886effbcfeac72276e9a7f64fdc6cf0231bce8d271079c05f608e6
05 L dc58945e8f19a6356f66c5ea88557703df71356290d5ddfe6e18a81fa74cc4e2
06 R e99c1cc30c654904689c889d3630d7f83a348a93722d930933f68a950889fadf
root 393734f8e6bd0212d99a3ca5c64c6a2f3490832122245273413465783e7156b8