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 - NUEVA VIZCAYA 2ND Award a ₱2.5M contract to JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC.National agencies
Transaction hash:
48cf92dfb8f3d9ece1950c92cd023b12130d5f39995f5b3a012b8803d8b96bba
Status:
Included and unchanged
Block:
#4,186 1,827 blocks after it
Position in block:
Transaction 77 of 270
Award day:
Aug 7, 2020 (6 yrs 3 mo ago)
Value:
₱2,452,800.00
Project:
Repair/Maintenance of DPWH-NVSDEO Quality
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 #4,186 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 - NUEVA VIZCAYA 2ND awarded it to JANN-NORRIS CONSTRUCTION AND SUPPLIES, INC. on 2020-08-07.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 48cf92dfb8…b96bbanow …
- 2. Block Merkle root changedstored de29037216…12b176now …
- 3. Block #4186 hash changedstored ead5203991…4f7fc5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 269 records. Each step hashes the current value together with the sibling shown.
- leaf 48cf92dfb8f3d9ece1950c92cd023b12130d5f39995f5b3a012b8803d8b96bba
- 01 L 48aa15c46c40b366c1c3c58ba8a7d3a8b471ee1765dc7f89e3e62e8193cda4a0
- 02 R 8777215f990c28409687109821eb9088c4e51b4b5194312fa15af376697c1fd1
- 03 L 1144b86f935e873262e43b7f653714e5a6e37b88a4c2ac1170be44219c0e2e06
- 04 L ae811ba3e4a9a40dc4e7b80c382b6dde8b127b9428feb52c6bdbe38dd1f47565
- 05 R cf17beb9c2768ea18de69c8f0b1d6d1c234716076d4e737deb13a9ff8003b807
- 06 R 53986001a84ac7daa1cda987c704d394d0c2dd7a5c9af078b80e063332591e5b
- 07 L 6b3d83ed57d6d7f2fda7022ba8a7d241254cce04e878f3a6ed79bcbba77d1aef
- 08 R 307961ff8d38c5a4271b39c580a51eabdb07f7fcab6d0c640699427462f44179
- 09 R 1c6bbd2141a20c3e0c25cc0f78917d1f54751778a294d31649b27d1167ae1498
- root de2903721617cc9d29e6c37d49d65bb755f601b04475fe443ec620214d12b176