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 - REGION IX Award a ₱60.4M contract to M.ABUBAKAR CONSTRUCTION AND ENGINEERING, INC.National agencies
Transaction hash:
76c1ebf2f5f6f5ead63ea0f0008851a83a5ac3df260dd4a53345265a27ebfbac
Status:
Included and unchanged
Block:
#4,503 1,510 blocks after it
Position in block:
Transaction 111 of 248
Award day:
Jul 9, 2021 (5 yrs 4 mo ago)
Value:
₱60,402,501.12
Project:
21J00104
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 #4,503 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 - REGION IX awarded it to M.ABUBAKAR CONSTRUCTION AND ENGINEERING, INC. on 2021-07-09.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 76c1ebf2f5…ebfbacnow …
- 2. Block Merkle root changedstored 6cf15330d3…e7c739now …
- 3. Block #4503 hash changedstored c069cf6709…e60da5now …
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 247 records. Each step hashes the current value together with the sibling shown.
- leaf 76c1ebf2f5f6f5ead63ea0f0008851a83a5ac3df260dd4a53345265a27ebfbac
- 01 L 760c83046de7f8680c3ec3d4d2574e1b64dac50f17f3ac2c9ff53cc1c24627f4
- 02 L fa363822343e736c878aef349b0bcb187f2551e7269ceb32b65c7fab19aff46f
- 03 L 6114dea9677a7d6b77e3343d50f44c23c48013ab9af5643e995ae8ae1dab0073
- 04 L 35dfc77fa147e6b794517888c2ffc1f2f72b3fac0234a3c72a823161d0468884
- 05 R 8f9e59ce0c8246e911353d36473bf4133c26d906b0d006e215a1d1ff7fdc1378
- 06 L 4888057b04c26270112cc494d6f32140366c702b24f22f9dcb0c64b46a6e02f2
- 07 L 04d2ca46b3b37fc1e79a4a31202212ede5fde9ba72136b2cc1b80ff5229b5b3b
- 08 R 94f997c463c31cfe348197eb11af7f0634335fd7d8717b757a94a9a163a3401a
- root 6cf15330d325bac780bd3ac3d627cb517762498f438bf2a9572f7451ebe7c739