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 IFUGAO Award a ₱481.0K contract to JD CONSTRUCTION AND BUILDERSProvinces
Transaction hash:
a372d41f51e5ea0980978aa64ab06148ae00fb2a82d4a4abb434b66b140ebb5f
Status:
Included and unchanged
Block:
#4,270 1,743 blocks after it
Position in block:
Transaction 65 of 102
Award day:
Nov 4, 2020 (6 yrs ago)
From:
Value:
₱480,987.35
Project:
Alimit Longah Road riprap
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 #4,270 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 IFUGAO awarded it to JD CONSTRUCTION AND BUILDERS on 2020-11-04.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 Ifugao 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 a372d41f51…0ebb5fnow …
- 2. Block Merkle root changedstored b7ddfc5851…8cf54fnow …
- 3. Block #4270 hash changedstored cc3c0a68be…69d9f2now …
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 101 records. Each step hashes the current value together with the sibling shown.
- leaf a372d41f51e5ea0980978aa64ab06148ae00fb2a82d4a4abb434b66b140ebb5f
- 01 L a2098d26375d1207bf938e37c77e48490835b029ccc3f36a1270055dc618ba9b
- 02 R 20add9bd5317307441b8583700f529d7abdcf63789e252128c21bf347a122b37
- 03 R e37a6e060af61a91c0ee45681b19bbea911a800d4385d1f26663447ea391ab3b
- 04 R d4658859721d41a3ef39ee2e6f64d3b6d558ffe9dc9d7e50839d62e7b9dc7677
- 05 R cec4c5dad92899247d295527510064b371c67d73e0720b7898530d89049465dd
- 06 R ab614ed827c8c35833db73e08fcfd46660dd0e3b279598ea0474feb544296b47
- 07 L d087e894d0bf86e1bcf0248a5e75972bd36fc7ece9d341f17f8723d7f59cfe6b
- root b7ddfc5851274e20282f902550435109a451c49648a78b269d87c407cf8cf54f