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 1ST Award a ₱4.9M contract to DALCON CONSTRUCTIONNational agencies
Transaction hash:
7c7de5de4e2ebb305b19e1b5cb8ed2e442654cec5f02ca5658b815470db230cd
Status:
Included and unchanged
Block:
#4,892 1,121 blocks after it
Position in block:
Transaction 73 of 149
Award day:
Aug 19, 2022 (4 yrs 2 mo ago)
Value:
₱4,899,855.06
Project:
Repair/Maintenance of Flood control and Drainage S
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 #4,892 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 1ST awarded it to DALCON CONSTRUCTION on 2022-08-19.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 7c7de5de4e…b230cdnow …
- 2. Block Merkle root changedstored 9764790698…ff7710now …
- 3. Block #4892 hash changedstored d3f700c5ab…69d833now …
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 148 records. Each step hashes the current value together with the sibling shown.
- leaf 7c7de5de4e2ebb305b19e1b5cb8ed2e442654cec5f02ca5658b815470db230cd
- 01 L 7a9ccc6e0690a19aa38f413a03a89bf6117df127c0d0c920901caeb158432fbb
- 02 R a3ae5522a96f2a4e0512d68d9ace71460b5acbae7620cfc3d0e79525fa8fe1dd
- 03 R 6b7adf691e61c166ff6a4f5a29a9eaa23588201a93d44599a7de01f9f736e74a
- 04 L c7895c7b098a59fd3077b3983b9490d4e06c0ca66412f7ac7ec26c4adaefae19
- 05 R 6dbc1ee8f3312b58c4b4444422f5cb57f26ae4b2bd42f63ba1ddd309f14a8465
- 06 R 8893bff290b4930d4578c297e53e77ef08210d285d2b43b6405b1bdf39c36b3d
- 07 L dc177a5632db137e02ae5e8d4521f935c676073979cccfce670c5ddd3e3636e6
- 08 R 65d639ee9de9cb481d179e521fa04d7eb7e0de82371d99f39c0db8f9a2858a7f
- root 9764790698a96b00aa885cb402d60645b5eea0fc97a8957c15890cfcfdff7710