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 - NORTH COTABATO 2ND Award a ₱1.9M contract to KA BUILDERS AND SUPPLYNational agencies
Transaction hash:
196284bc822fa2ae8a9af7e675815288da1b82d3d98f658b649ce8115a8d606b
Status:
Included and unchanged
Block:
#2,572 3,441 blocks after it
Position in block:
Transaction 15 of 195
Award day:
Nov 9, 2015 (11 yrs ago)
Value:
₱1,900,136.26
Project:
15MD0220
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 #2,572 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 - NORTH COTABATO 2ND awarded it to KA BUILDERS AND SUPPLY on 2015-11-09.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)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 196284bc82…8d606bnow …
- 2. Block Merkle root changedstored 22e4d6c8d3…70ef21now …
- 3. Block #2572 hash changedstored 6df37b0bb5…0b48a6now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf 196284bc822fa2ae8a9af7e675815288da1b82d3d98f658b649ce8115a8d606b
- 01 L 17ebf40e0d8504f20dbefc1e3c05be2aabc8bc616ee13884af12df9549dd1ae3
- 02 L dfbfb5528f7fcc302ade8eebd5e00ce81dc8824e553961a19547ca9cecaac2e7
- 03 L 6b5987e698ebe174cbaa9c3be4eabc5b740c7e333b89f6aa8db836ef5325f5fc
- 04 L a073530a134ef4ed3eeb94b9db0cc14904fcfe3dc18f144deae8b0befb0f00cd
- 05 R 344b1cf9ac719663cdfe9964fa1f8e8f915467dcc9f4c2e03d39b0ff212ff7fb
- 06 R 14c2962d4d63dce4f4481ff645c5567abb109ff28c83c703205ba8ca5cc6563d
- 07 R 8d7cdcc7c71db7cd73197e0829cd7e152d8e38f2d04f1f6110af4815a50324f6
- 08 R 9111e38774e09ddaf91efd10c84492d8e63c5a0057230c55f3d35e0b03e0e4c2
- root 22e4d6c8d3d2f9d9971396d22440c640eb25f976b318ba5b59cc3f7b8470ef21