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 - CATANDUANES ED Award a ₱994.9K contract to JASMIN CONSTRUCTIONNational agencies

Transaction hash:

052d9d61a26a18767df8b5fb76850502bc1b0b9653fec75dceb9987e9dd76e6a

Status:

Included and unchanged

Block:

#1,074 4,939 blocks after it

Position in block:

Transaction 0 of 16

Award day:

Feb 17, 2011 (15 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED

To:

JASMIN CONSTRUCTION

Value:

₱994,932.38

Project:

CONSTRUCTION OF DRAINAGE SYSTEM WITH COVER, SAN PABLO, VIRAC, CATANDUANES

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES 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 #1,074 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 - CATANDUANES ED awarded it to JASMIN CONSTRUCTION on 2011-02-17.
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 052d9d61a2…d76e6anow …
2. Block Merkle root changed
stored 881ccedc3c…d18257now …
3. Block #1074 hash changed
stored 84963a0f76…1a3011now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.

leaf 052d9d61a26a18767df8b5fb76850502bc1b0b9653fec75dceb9987e9dd76e6a
01 R 3d3c7311f6989767e20ea49a5032141c472d4502fb55d49b31247a7377b742c0
02 R 5f8c32fcf51b9be0c9213aacbd8cb8c37f34db09c4d5f3ebf306d9b43f230069
03 R f94981ab29199cad312a5a04c4a5b5ee8aa961a06955b5f483f01751a7c30a0d
04 R daf060ab61badf4e84a4ccb2baff37253daf5037306f7430316a2d3124537c9f
root 881ccedc3cd2aef6f8654652c739615ff953dfb6908781aa25203cd6f2d18257