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 & HIGHWAYS - LDN 1ST DEO Award a ₱602.1K contract to LANAO BUILDER & ENTERPRISESNational agencies

Transaction hash:

0247e103e01d89394bbfe56a753d32a2489401ac3fcd6626d2c72c757ecc39dc

Status:

Included and unchanged

Block:

#990 5,023 blocks after it

Position in block:

Transaction 0 of 18

Award day:

Oct 27, 2010 (16 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

LANAO BUILDER & ENTERPRISES

Value:

₱602,058.51

Project:

Construction of One (1) Classroom School Building at Tangkal P/S, Tangkal, Lanao del Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST 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 #990 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 & HIGHWAYS - LDN 1ST DEO awarded it to LANAO BUILDER & ENTERPRISES on 2010-10-27.
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 0247e103e0…cc39dcnow …
2. Block Merkle root changed
stored e65c25be48…225a3bnow …
3. Block #990 hash changed
stored f8b80b413e…06a8a6now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 17 records. Each step hashes the current value together with the sibling shown.

leaf 0247e103e01d89394bbfe56a753d32a2489401ac3fcd6626d2c72c757ecc39dc
01 R 0648b0b6f2e8ddc6cf1c76a63970d80566cf46b1505fc1f66c58596c72d267d3
02 R b71fa748e9b944b05057d96e66897e84231f006643c2035bcc1e5d74f69df45a
03 R 525f4078b225a2621c15a813395ed96e57ca98ceded1df4383bd95313f5c9e95
04 R 846573c07f5a480be678e4ba6a9233c259c8c73297e09516619b622fe588aeec
05 R 46f84e1f625f612b642a017f8037bd2beee9679657d6850f0fe978ef3c86d52b
root e65c25be48f49ab98d68a0b43ea960c44a6f064ee6eda9f9a64cedfe53225a3b