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
OFFICE OF THE PRESIDENT Award a ₱7.0M contract to HGW=3 ENGINEERING & CONSTRUCTIONNational agencies
Transaction hash:
c9b4e4c361a87e49ac76e720b77fcd64878ce134ef8dc9dde1e30c102c1c0066
Status:
Included and unchanged
Block:
#4,043 1,970 blocks after it
Position in block:
Transaction 155 of 203
Award day:
Mar 5, 2020 (6 yrs 8 mo ago)
Value:
₱6,995,204.88
Project:
One (1) Lot Supply of Labor and Materials for the
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 #4,043 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)OFFICE OF THE PRESIDENT awarded it to HGW=3 ENGINEERING & CONSTRUCTION on 2020-03-05.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 c9b4e4c361…1c0066now …
- 2. Block Merkle root changedstored c351fb5e75…46306anow …
- 3. Block #4043 hash changedstored 7d7c2b7a60…c92f78now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf c9b4e4c361a87e49ac76e720b77fcd64878ce134ef8dc9dde1e30c102c1c0066
- 01 L c8a3492247bec028fcea97e150784ab086c366e9a9d152402f6298d7854a03c8
- 02 L be374309c1f6e587f8b7590f9f84faf98961dd5f956fcc5f20e66a359711b3ff
- 03 R a16a4a74681a4d3f6f6fd31668e6d996b66d982a74652917f6d413f1a7a144d2
- 04 L 21060db3a5bb928e7489f63dcbca4f2a260a613d95a6e4ec49f6dd7dfef4a71e
- 05 L caca846049f3d1c89532252b740d65dc60207120c6c4ae36b5ff1f3fd68729c6
- 06 R f349af961d80eaec7b6aca302f4ef6fda4d80bc46eb38294fb566f523592277a
- 07 R e973fa23d6e7661e75e9c3757f1dc836aff6c9a16930c593decdfe662829d21f
- 08 L 8ff7ab6eb976f95506cb306a2747a090b691f544ea7c80e56fab3ebe40a6eb0a
- root c351fb5e75c8b12d3400bf812e31f19d24cbd1ef8dd836665bd48c9f2946306a