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
APITransaction action
PROVINCE OF CAGAYAN Award a ₱3.5M contract to JTC CONSTRUCTION SUPPLY AND SERVICESProvinces
Transaction hash:
f8214bb1dcf1da719edbc4ac9ca76dbf5c70c2df66045f7d15086aab7314ea9e
Status:
Included and unchanged
Block:
#4,778 1,235 blocks after it
Position in block:
Transaction 35 of 37
Award day:
Apr 18, 2022 (4 yrs 6 mo ago)
From:
Value:
₱3,489,394.50
Project:
CONSTRUCTION OF MULTI - PURPOSE BUILDING
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #4,778 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF CAGAYAN awarded it to JTC CONSTRUCTION SUPPLY AND SERVICES on 2022-04-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Cagayan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored f8214bb1dc…14ea9enow …
- 2. Block Merkle root changedstored f55c495684…acc9a8now …
- 3. Block #4778 hash changedstored fc8ef5f84c…b308bbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 36 records. Each step hashes the current value together with the sibling shown.
- leaf f8214bb1dcf1da719edbc4ac9ca76dbf5c70c2df66045f7d15086aab7314ea9e
- 01 L f48ddf6cf457f422657fc4e9f5e603b08ca664adb98364ec8c90e3994092faf0
- 02 L 51926be9c7a64e51ba917a5258b7d533f342ca14ba4fda692396364801981b8f
- 03 R 666c55dbd142d130f6bbbe15f86fbdebd8546ef5b4c3941a6be57c4a52d64c87
- 04 R 37603c732b89e169d43d61f18a5d54f85a5bbee2cc84335b412460c8cabd9c08
- 05 R 7a2a3d1e6a8400a02ae89c05aaed8ac16ff43f62012a95b6cc8f3cfd458e8e1c
- 06 L 16463cf71ae449b984a9167c38725028cc371ddee29355a3401a642754ab9e21
- root f55c495684b7731f8d4fb8e94bffce37181322349a1741e42f0127d3dcacc9a8