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

PROVINCE OF DINAGAT ISLANDS Award a ₱496.4K contract to DANREV CONSTRUCTION AND SUPPLYProvinces

Transaction hash:

001e07fc0d51efa0d7b274eb81fd120228cd2b252b39a61303db282fd22e0dd7

Status:

Included and unchanged

Block:

#4,505 1,508 blocks after it

Position in block:

Transaction 1 of 242

Award day:

Jul 12, 2021 (5 yrs 4 mo ago)

From:

PROVINCE OF DINAGAT ISLANDS

To:

DANREV CONSTRUCTION AND SUPPLY

Value:

₱496,372.87

Project:

INFRA 2021-03(SVP)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF DINAGAT ISLANDS

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 #4,505 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)
PROVINCE OF DINAGAT ISLANDS awarded it to DANREV CONSTRUCTION AND SUPPLY on 2021-07-12.
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)
COA's CY2024 audit of Dinagat Islands gave a "qualified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 001e07fc0d…2e0dd7now …
2. Block Merkle root changed
stored 27ef7fde67…95edbdnow …
3. Block #4505 hash changed
stored e4e72a2ffc…619bfbnow …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 241 records. Each step hashes the current value together with the sibling shown.

leaf 001e07fc0d51efa0d7b274eb81fd120228cd2b252b39a61303db282fd22e0dd7
01 L 00175c8721f20b55b8f5dae9bc467aceff6f3446203b100b34ad64961b836ce3
02 R 5425e14d485611ecfdee21e4805f5ca546e9c7ecf9ecf79ea5eb5acdeaefd529
03 R 4168876b5aa7df392aa82666089412dd818a541c710cc5a0369bd2649bd07dcd
04 R 701a9c1abecbbcb7d3a8053a1cbf870b1d391c241ce62cd87746e1d79b1f18ab
05 R 67f534ec0ddd2a9e372221ed90418a0a85c6d66d69aa4ff8ed8d81f4bb5ba3b7
06 R 8693aeb9124beb0a909d88223b9117a66b4552ae60d26eb8cdca12d80dd069b0
07 R ad4d856328d12170491d30d19ace50f08f776e91f9ed0afcbb801f4a764c7c49
08 R c66891a04c93d7980aa2bb50bde89f3df566f2dd8fe171fe50492dc17296df01
root 27ef7fde67e4a362c2135d13be0790bc5cab9b7d39798d8de4d6db7bfb95edbd