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 - CAVITE I DEO Award a ₱46.5M contract to DEVEX INCORPORATEDNational agencies
Transaction hash:
8d57a8efbd9d1def4512b7c4e8ac07b80744af331f7d00ed5932b7703db231dd
Status:
Included and unchanged
Block:
#4,715 1,298 blocks after it
Position in block:
Transaction 369 of 695
Award day:
Feb 10, 2022 (4 yrs 9 mo ago)
Value:
₱46,524,468.04
Project:
22DF0049
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 #4,715 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 - CAVITE I DEO awarded it to DEVEX INCORPORATED on 2022-02-10.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 8d57a8efbd…b231ddnow …
- 2. Block Merkle root changedstored 226f35e30a…96da7anow …
- 3. Block #4715 hash changedstored 00db43ec95…27439enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 694 records. Each step hashes the current value together with the sibling shown.
- leaf 8d57a8efbd9d1def4512b7c4e8ac07b80744af331f7d00ed5932b7703db231dd
- 01 L 8c20c61036e4e4f658d080b437c3d9556a078abf6e6df4f92fb2afb562bb64f1
- 02 R 5d2641497dbeb396f98ed6c00dba1464b48784d716b4a45877b12a43a62150fc
- 03 R a8a7fa47387eed862451175c491c79a3b55e6f54100d931cce553f9a69bb0587
- 04 R d2afdb01aa1be1a12822bd18af3e07f5c442270354e42cbccd90da7f53489b0a
- 05 L 2d9b7a39287270ef5bd197c2e174e44e4ba21ba74162224c9e201bddee636961
- 06 L 082b62e46cfa561e3e8b85eb924a4d12c037a199ae466920139d13b7bed6b325
- 07 L 8f8edf93f88cdcafb5eaaac121b169a4d61a4ae77ed9ea9a978f089413c0f4db
- 08 R c3da1e0cf54f1836077a3c3d024565e61478b1702661551f16f1ff89ca519f88
- 09 L 9665885817ffc2a48cd7fa4297635ee0d16fa7be60836ce11cf33d930f7f9b2f
- 10 R 84e4d0da59b9080528bcb7851bfe83d67bf2ba1e2788dfbf878c98308f646a67
- root 226f35e30a96252c01dad324b72db381ad38b0f67e022990baca861e3e96da7a