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 - PALAWAN 1ST DEO Award a ₱24.3M contract to YURICH BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
a41d9085e185bdf984eab0639e29980360fcf531a93fc3885228b661eb38c3d9
Status:
Included and unchanged
Block:
#4,322 1,691 blocks after it
Position in block:
Transaction 20 of 26
Award day:
Dec 30, 2020 (5 yrs 10 mo ago)
Value:
₱24,255,770.59
Project:
20EE0153 Construction/Improvement of Access Road
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 #4,322 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 - PALAWAN 1ST DEO awarded it to YURICH BUILDERS AND CONSTRUCTION SUPPLY on 2020-12-30.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 a41d9085e1…38c3d9now …
- 2. Block Merkle root changedstored 22255f8779…145989now …
- 3. Block #4322 hash changedstored 95b97a49f2…c48e08now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 25 records. Each step hashes the current value together with the sibling shown.
- leaf a41d9085e185bdf984eab0639e29980360fcf531a93fc3885228b661eb38c3d9
- 01 R ab6879dd153b4a69f3ee807b61808373a4b6bfcfc76c8da81d361a68dcd9ae61
- 02 R 87b1d5a2282f5ac85a9b27591209515274373d5f4356aa44b14986f2608b9085
- 03 L 1b8e0c946301a96150334b3dceaad4cdf70d1ebd689668fbb6c3358865f232db
- 04 R d7677933f4f50aa83fb443eb7036ced817e5e7f93791cf6deaa356965e601234
- 05 L a8010ee163acaa734d732481a631682d8a91187d011c770e3ee5f97a1331770d
- root 22255f877908185762eec4561f2adb0b66556b81955cccb140e77cfbc0145989