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 - REGION V Award a ₱22.4M contract to A.V. LAYNES TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
a35169b280d4fc3f9eebba6d22967dfd5eb852175d27e3c75ae165b277e81063
Status:
Included and unchanged
Block:
#4,033 1,980 blocks after it
Position in block:
Transaction 197 of 322
Award day:
Feb 24, 2020 (6 yrs 8 mo ago)
Value:
₱22,375,309.72
Project:
20F00084
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 #4,033 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 2020 CSSP", i.e. the FY2020 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 - REGION V awarded it to A.V. LAYNES TRADING AND CONSTRUCTION on 2020-02-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20F00084: On-Going, 85.8% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 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 a35169b280…e81063now …
- 2. Block Merkle root changedstored 3ff4ec31f2…6b3b01now …
- 3. Block #4033 hash changedstored 9e1dd47453…abd5acnow …
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 321 records. Each step hashes the current value together with the sibling shown.
- leaf a35169b280d4fc3f9eebba6d22967dfd5eb852175d27e3c75ae165b277e81063
- 01 L a1d3b33ef726f65863abf3bef6153b0bc6bbc8f734c2f164c3b2da93d5e91e4b
- 02 R 6030ca70c3370ed6ceec06423a002fabf401b081a5ae49d2f946a3ca6602d371
- 03 L d6f1cc7815558ac0c5e012ffb231fa6f090c832e20a087a453a860c76dd0a9e6
- 04 R 83dbe43775b32827f2f1e0bcf652a5febfa1166aa8b638c00ce42f49d988af36
- 05 R 23a225211a6012dfac3227ebb181b5763fa0fd496ad018e927db05c3a3b027e1
- 06 R a17b31135b1d6b6d314460612f6a5bd7812e8a1cf2335236e210bff828ebc10f
- 07 L 19f7b05d2c11057c8605b640760e25094e6882212bb5d4bc732fe2e89bf1a2f1
- 08 L 82c6709a6f4e4d3e02de8b04272714438b2d5a37921f3d01cc986de0bece5b82
- 09 R cdd7333e593455b28a13963b199a225ff6b8b3e2c6ae20819848c91e2ef9005a
- root 3ff4ec31f29a71cf3bf01e8ea5694d1b1acf5959f885f47451479d70196b3b01