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 - BATANGAS 2ND ED Award a ₱299.0K contract to 6 JEWELS CONSTRUCTIONNational agencies

Transaction hash:

fb7f166b64b4ba2ea928a3573118551d3db7fdcd4c258ed240bf4766b68e6153

Status:

Included and unchanged

Block:

#1,666 4,347 blocks after it

Position in block:

Transaction 42 of 43

Award day:

Jan 29, 2013 (13 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 2ND ED

To:

6 JEWELS CONSTRUCTION

Value:

₱299,002.00

Project:

13DE-0001 San Miguel Bridge Slope Protection

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 2ND 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 #1,666 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 - BATANGAS 2ND ED awarded it to 6 JEWELS CONSTRUCTION on 2013-01-29.
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 fb7f166b64…8e6153now …
2. Block Merkle root changed
stored 497a3aa0fd…02e89fnow …
3. Block #1666 hash changed
stored e042cb0842…cf8dd2now …

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

leaf fb7f166b64b4ba2ea928a3573118551d3db7fdcd4c258ed240bf4766b68e6153
01 R fb7f166b64b4ba2ea928a3573118551d3db7fdcd4c258ed240bf4766b68e6153
02 L 63b3a38d9d50403dbcd51e27b1ac2c94b20b86dd52916a7225cc8cc9db3309a6
03 R 429c6386aecf47589a7a8c89b9eafb3d59fa8630e9b6312e0b2200ed13377b68
04 L 88ef3003fd74420abe4f0fe13f75136da9350ffd0f02b924a4fdcfbeb21803e2
05 R dce97158e0e0a6a10801506856652c5ac7bed1a7a4c420c39cdddb671c2b85c9
06 L 9d198ca1b63d1dfa85929a88a0829b3407bdc0f1eadca4887be66cd5fa7db987
root 497a3aa0fd6391fe5d683041a6c88d4f6ec37076e48af1f8ea034aac0802e89f