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 - BATAAN 1ST DEO Award a ₱6.9M contract to NBZ ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
91d0748eb24706db732b59020b4641d6af5ec5cc1674984075321f04ecdea8a6
Status:
Included and unchanged
Block:
#3,400 2,613 blocks after it
Position in block:
Transaction 142 of 243
Award day:
Apr 25, 2018 (8 yrs 6 mo ago)
Value:
₱6,861,220.00
Project:
Concreting of Sitio Nazareno, Barangay Culis, Farm to Market Road, Barangay Culis, Hermosa, Bataan
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 #3,400 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATAAN 1ST DEO awarded it to NBZ ENGINEERING AND CONSTRUCTION on 2018-04-25.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 91d0748eb2…dea8a6now …
- 2. Block Merkle root changedstored 1321361a32…01b698now …
- 3. Block #3400 hash changedstored 2f782e695f…c71e93now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 242 records. Each step hashes the current value together with the sibling shown.
- leaf 91d0748eb24706db732b59020b4641d6af5ec5cc1674984075321f04ecdea8a6
- 01 R 91e2578f8ff1765512f8a18f38f9a9702fda4bf585b83011b319a56ba8c2a1ba
- 02 L 1be570d74e6a09ef099d5d732078c360a373b9c7cd13c83d89a6fc5d18d902a2
- 03 L f10aa33dd6bfbc8a148c9fd57b48c300b16c2ac6f736d52c339d5406464cb32d
- 04 L da81dee5dfb910086cd8e5eb4b08df7720ee4aec870399d1851dc79b089a8e1e
- 05 R 2962bf84a730e07d28e340e777bbbdda6a9952e3a902ffb28f9b5041183fe2e1
- 06 R 46c9a472204f0a12ad7373ca5bc5c3bfb9062d6dfb1ee7cd95d849a6f7287d36
- 07 R 6692958ff3e671c831a10e1f155177ddfdd426fdb6c1150bbb5a4e79521f9c3c
- 08 L 17d903efe0875ade4b7d28b08b7c0105758230ea9f5135db1db1265c5151b21a
- root 1321361a325fae5910ba27f0ff722932f5073347bc7ec3cbf9aa4c6cb601b698