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 VI Award a ₱3.9M contract to OPELL CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
6b413fb7b034e55def3b122f8dbd1f79a7e5ad78896d827fce406c8dd357a9c7
Status:
Included and unchanged
Block:
#1,748 4,265 blocks after it
Position in block:
Transaction 6 of 17
Award day:
May 8, 2013 (13 yrs 6 mo ago)
Value:
₱3,886,445.27
Project:
Construction of Natuyay CIP
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 #1,748 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 VI awarded it to OPELL CONSTRUCTION AND DEVELOPMENT CORPORATION on 2013-05-08.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 6b413fb7b0…57a9c7now …
- 2. Block Merkle root changedstored b9e7a72a51…691347now …
- 3. Block #1748 hash changedstored 85a3c2d644…8da98dnow …
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 16 records. Each step hashes the current value together with the sibling shown.
- leaf 6b413fb7b034e55def3b122f8dbd1f79a7e5ad78896d827fce406c8dd357a9c7
- 01 R 6e86995ba4536baf761bf629321fe48183b7695f1145f2613e9398cb1241a7db
- 02 L 3bda04c47d2e04f98388d52a0174e5e31a048323cb5398175e87fdc4b13f5149
- 03 L 51a5840f93978d818733b04e02d80cd75cab417d4cac1eb390634e8d93a6fe62
- 04 R 31bd6754623edcd25957b78e324949b2d014bbfc2d123ff3f8403915d55adfdb
- 05 R 797b89ea422da202b47743d5345f1e3b3508a8cf13113b8b4dca76d42bf60bb0
- root b9e7a72a510f011c82161e5648d0e2fd3f0254789056957e39311d540c691347