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
NATIONAL IRRIGATION ADMINISTRATION - REGION IV-B Award a ₱33.8M contract to PERSAN CONSTRUCTION, INC.National agencies
Transaction hash:
d12d4e23f346fa479ee452f36d68849f295e24d925e0daf64bc3e1a42de7f51d
Status:
Included and unchanged
Block:
#1,750 4,263 blocks after it
Position in block:
Transaction 6 of 9
Award day:
May 10, 2013 (13 yrs 6 mo ago)
Value:
₱33,806,486.05
Project:
Const. of IWAHIG-KULANDANUM SIP
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 #1,750 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)NATIONAL IRRIGATION ADMINISTRATION - REGION IV-B awarded it to PERSAN CONSTRUCTION, INC. on 2013-05-10.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 d12d4e23f3…e7f51dnow …
- 2. Block Merkle root changedstored 0faae93d88…eb1a8dnow …
- 3. Block #1750 hash changedstored ed406f55e4…e63488now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.
- leaf d12d4e23f346fa479ee452f36d68849f295e24d925e0daf64bc3e1a42de7f51d
- 01 R d1ab54b79363a03f7c9057446808a4c102e7f825d787e9b8e2dc2976f7eb1733
- 02 L 22510e79b6b63186990e5fb90973a89dcc3b231eb108161b6688a18c5905e17e
- 03 L 55250078320dd2ead451a84eeeaaf820e2efcf9d6935d8a99672aef0e6512970
- 04 R 6b246034cff8de934203f6e83b8edc18a6ae2f72cb83bfab51c7a476c170644d
- root 0faae93d88f0ab35a6fbf8abdd39fbe289e4ac82b26ab94a7d825cd27beb1a8d