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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TACLOBAN CITY SDEO Award a ₱4.6M contract to WAWOT BUILDERSNational agencies
Transaction hash:
fe37f8cf9b2c2b0c33e89f1f079ce6bed4249b57396ca188a8c105697d4eda01
Status:
Included and unchanged
Block:
#3,253 2,760 blocks after it
Position in block:
Transaction 357 of 360
Award day:
Nov 22, 2017 (8 yrs 11 mo ago)
Value:
₱4,646,105.12
Project:
Const. of MPB (Covered Court)-Brgy. 78, Tac. 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 #3,253 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)DPWH lists the funding source as "Regular Infra - GAA 2017 LFP", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TACLOBAN CITY SDEO awarded it to WAWOT BUILDERS on 2017-11-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17IM0054: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-04-29). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 fe37f8cf9b…4eda01now …
- 2. Block Merkle root changedstored e50cefaf6a…545fc0now …
- 3. Block #3253 hash changedstored f4eed1c41a…8f27b5now …
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 359 records. Each step hashes the current value together with the sibling shown.
- leaf fe37f8cf9b2c2b0c33e89f1f079ce6bed4249b57396ca188a8c105697d4eda01
- 01 L fc12e9fb417ff2732afd9dd949692b1637e1d4366fc35ab045bed69f4cdedd10
- 02 R acc8ad3af56eff0de5a0bbb2ae6d78bfd8cf79df7b8c0173c922cfcda9f644de
- 03 L c85fdf0b44660284b3944fcdc26a8d75cdf5848f8299632d04cb127b013e47ef
- 04 R 925b47eddf82a77efa7e4954b47f7d6eea1168ed425dded2aca5c2918c10f353
- 05 R 90f910508940bc565677972601a68299f7a79ee0307b11db81c48674d946a6ca
- 06 L 75fafaa436469bbf46fe0ffa8e115e8360e9c4bf5976bf6eb607865909282026
- 07 L d809f010d6705a6248b9a8c662f107081a3911e799109b871a7db31e3e1e17c4
- 08 R 732843d5f3236a98db207fc16572bd81fadccb63ec7e2448b2cf6c699d01a237
- 09 L 547c188633f505c22969223894ca4e5bae69802a651ca0bc002b13db466ac9e9
- root e50cefaf6a5b0fa6331ebe7bc7483a9fdb07eaf969c7c6deaf097f1289545fc0