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 ₱958.9K contract to JMU CONSTRUCTIONNational agencies

Transaction hash:

da3f45a41d2ca8f9aff69d08e2dd5e575a5ce435c0a634767799e1b24e3099b5

Status:

Included and unchanged

Block:

#2,359 3,654 blocks after it

Position in block:

Transaction 108 of 122

Award day:

Mar 24, 2015 (11 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO

To:

JMU CONSTRUCTION

Value:

₱958,924.13

Project:

15BF0017

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 #2,359 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 JMU CONSTRUCTION on 2015-03-24.
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 da3f45a41d…3099b5now …
2. Block Merkle root changed
stored a19a1fa5e5…ecba7bnow …
3. Block #2359 hash changed
stored 9968480a54…c13055now …

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

leaf da3f45a41d2ca8f9aff69d08e2dd5e575a5ce435c0a634767799e1b24e3099b5
01 R dac4ce6e3266c5d436195afc4c4db42eacc041f159adc655d4c1a781ee02a366
02 R a46b2e970091aee6e31211af2b76f4834285b3981987b3a00e8a3cbacf54763b
03 L 4db4a8ac0af3d58dacff08d392b068632890bea276842b373d748482070f3447
04 L f01e19e178e22bafeef7f04a6c3f32d4434231b8a207da9d3ce759f9a95d680a
05 R 0cc6e137e67ca033d41da8bdaf6857bca1f5809dbbb4d09add08afec3b2bad57
06 L cd7ce70859b38b916f4fe1186257ea861903cb65a56d52a381e5665cd8912d2f
07 L d6dbb22c5f4df5941778e66bd8c67e03fc14b2f4ef99adaad3b338d231ef9e10
root a19a1fa5e5058bcb0b7496e981c6600f8b85f220bd3bfa9dc40b8b54cfecba7b