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
CITY OF ILIGAN, LANAO DEL NORTE Award a ₱3.7M contract to VERTEX CONSTRUCTION AND SUPPLYCities
Transaction hash:
ba52bbc52da6db537c8a3bf02be05137e53470e0e1cb9e3ca97e858f9ea6a0c3
Status:
Included and unchanged
Block:
#5,244 769 blocks after it
Position in block:
Transaction 262 of 355
Award day:
Aug 15, 2023 (3 yrs 2 mo ago)
Value:
₱3,678,417.51
Project:
CIVIL WORKS
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 #5,244 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)CITY OF ILIGAN, LANAO DEL NORTE awarded it to VERTEX CONSTRUCTION AND SUPPLY on 2023-08-15.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 City of Iligan 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 ba52bbc52d…a6a0c3now …
- 2. Block Merkle root changedstored 49406db2e9…a93285now …
- 3. Block #5244 hash changedstored 0797b1c8e0…234cddnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 354 records. Each step hashes the current value together with the sibling shown.
- leaf ba52bbc52da6db537c8a3bf02be05137e53470e0e1cb9e3ca97e858f9ea6a0c3
- 01 R bad4dcbd955a7ac88f13b0d2d8ac45f849695acf36022fc5580240c7d9918d0f
- 02 L 3fe0d63882f0b884e311ade3186fbfa01e9aa3aedaf88014a4bf193720dbb5d8
- 03 L 43da3d23e395b9eef5fe588f2e2e1e033d14fc71f275d4a3744df93203303c58
- 04 R 69a4587a8498e2cf7d4b69ab1a5dca2bef92e00681e43460a2ff130bc78c23a2
- 05 R 529dd7f2711cdacec56a130ed685941ed5a5564109ea5065294db04286a9b741
- 06 R 0c7ed8178dc9d03831cf015ea025cf2a11eda970127d2ac936ac65e4ba0daa15
- 07 R b8a55acf6bc7d41c2afbdd4f1b6bfe840462b774ca0aa36386ebe6b3c1e88890
- 08 R b68a0b652e7587050ba8ec53e259aa2ea1560ddf88840b95a8231f3b68ea9213
- 09 L dd24c35c719e7f7f0a1df5b4bf4ac48484d23c4ba59f53a32d19cd49370763b4
- root 49406db2e979b7d98a5332ad8382365460a5cee9c75985b46fcea1030da93285