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

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE Award a ₱2.0M contract to JULDAN BUILDERSNational agencies

Transaction hash:

a792b3be22ab78d40b7d763f81da1072c0122f3fe6139fe41e9e0dc02cd19d70

Status:

Included and unchanged

Block:

#1,411 4,602 blocks after it

Position in block:

Transaction 57 of 80

Award day:

Mar 26, 2012 (14 yrs 7 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

JULDAN BUILDERS

Value:

₱1,963,062.42

Project:

12-CF-0025 Construction of Multi-Purpose Building in San Vicente (Brgy. Hall), Gapan City, N.E.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

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 #1,411 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)
DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE awarded it to JULDAN BUILDERS on 2012-03-26.
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 a792b3be22…d19d70now …
2. Block Merkle root changed
stored 40e5f29fd6…b671d3now …
3. Block #1411 hash changed
stored 709a25a6fc…75492fnow …

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

leaf a792b3be22ab78d40b7d763f81da1072c0122f3fe6139fe41e9e0dc02cd19d70
01 L 9e354020f1f9a68a9e06a97a79362d1510da58e0089062b2ebfef8b9ead06131
02 R 2f29b65d835615dfa84f86b96e0372d759a30a79a5da6e1ab14da68732cc0f79
03 R 2cca36c5e39a1c1e02d9ddaf760a8f8aa5ef2dee02e7997dfa7a57bcbcf69ebb
04 L ef6d3cc58f8cf2c56e34ff3a202a68ecfaf79c37b2b1a22a90152a079bd77eaa
05 L 33477de5ea1e779b9f3fa1f7e5dda5c05d23337a864ae8dd9ba7e2ed405ac037
06 L 2ac6cbd2c4d989e874619fe0c4832480f1b11a3b01fb7cd788160193bf31506a
07 R cc42774566640a6a71d0b5ab425aa9e091e0b46b9e09fa22952d6ba5f8ad0975
root 40e5f29fd62209aa7ce55e1ad3a2108bb64ea679e4f60aae2a91f70883b671d3