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 ORMOC, LEYTE Award a ₱10.5M contract to A.L. GANTUANGCO CONSTRUCTIONCities
Transaction hash:
1dc8935545f403fdffdbcd2750de39e9e6121978d293b2293dd8ffb1a5f83c33
Status:
Included and unchanged
Block:
#71 5,942 blocks after it
Position in block:
Transaction 12 of 70
Award day:
Mar 9, 2007 (19 yrs 8 mo ago)
From:
Value:
₱10,487,325.28
Project:
Sub Project 7/Zone 5, Construction of a Reinforced Concrete Reservoir and Laying of Transmission and Distribution Mains at Barangay Valencia, Ormoc City
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 #71 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 ORMOC, LEYTE awarded it to A.L. GANTUANGCO CONSTRUCTION on 2007-03-09.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 Ormoc City 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 1dc8935545…f83c33now …
- 2. Block Merkle root changedstored 1e0d140ba7…f32d87now …
- 3. Block #71 hash changedstored 61d7a0ec31…5d3428now …
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 69 records. Each step hashes the current value together with the sibling shown.
- leaf 1dc8935545f403fdffdbcd2750de39e9e6121978d293b2293dd8ffb1a5f83c33
- 01 R 2040b9ceb116b21ec5a42c0312361eabef4e0ee3ae0dafcc182f5221a0fccad2
- 02 R 243667824cf7ba1a455fbab0f9e527441968e6a5c6fe7c4845ce7b5544e40f3d
- 03 L 894628320509ca1d45006420c5cd1a6f89fd7b0f5a1f660d32b971cc084a9ff7
- 04 L a5fe9cef7913ed7f096e1f4dec01f3762a58ad843710aa0e55ba98f4edaa5d62
- 05 R 927472105b06189965039285a40fb5681ddf2f7414334730bbd992a1e60966e1
- 06 R b36a848bfb1f45533e57f9dd35d6768a5bfc327ed309642d2fba22425392a667
- 07 R 3ea34e9d755560ebdb4d850e70562fb60449ce3a2998d27b82cc70a1a7a7297c
- root 1e0d140ba7e5192eda9c45c535407812f9f7bcbb2510507961170f3965f32d87