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 - LEYTE 4TH DEO Award a ₱42.9M contract to OCTAGON CONCRETE SOLUTIONSNational agencies

Transaction hash:

bca6738f45a418d375dde0cce602576f09467bd7c8c5786d26e75dee45407771

Status:

Included and unchanged

Block:

#1,343 4,670 blocks after it

Position in block:

Transaction 71 of 104

Award day:

Jan 6, 2012 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH DEO

To:

OCTAGON CONCRETE SOLUTIONS

Value:

₱42,929,579.32

Project:

Road Upgrading (gravel to pave) based on gravel Road along Ormoc Lake Imelda Road, Km. 1013+534 - Km 1015+559

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LEYTE 4TH 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 #1,343 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 - LEYTE 4TH DEO awarded it to OCTAGON CONCRETE SOLUTIONS on 2012-01-06.
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 bca6738f45…407771now …
2. Block Merkle root changed
stored 5fd2e8432b…efc04bnow …
3. Block #1343 hash changed
stored a59dd03072…af606cnow …

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

leaf bca6738f45a418d375dde0cce602576f09467bd7c8c5786d26e75dee45407771
01 L b89f132baf05f3d072ad32535f1d3c91e35d1fe4feff9b7bcb1ac4d392d6875f
02 L f6fc0df4d226988616e00a85f72bf74371a6e89bc38b46cbf06fb6335dfb6a87
03 L d1b0207b8c28c4178be6f9950834963a3d67801d388d6c76f0430c3e2d412663
04 R 1728c1f6b410cc5ad10b9b2433c2585347fee162c8f4556722da952e7d4a9d14
05 R a9f919446aa0023e6eae60b7cb8c2e318ba463fbbeecca9e05905cc05cf9140f
06 R ff363872e2450f97011da9bc54abd1986a2c0178ac24e32aac6bdd920a29247c
07 L 9efdcb9d7dcc3dfb0d6ec062a69ed1eee54af95e37074a03a9dc4b3c46743869
root 5fd2e8432bead163460ac760e7dbe0c4d7ffcbe58ebdb9ad57b836c6ecefc04b