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 - DAVAO DEL NORTE DE Award a ₱35.1M contract to DAVAO CONCRETE PRODUCTSNational agencies
Transaction hash:
aead76b298611bd7fc67c574ee307a865e733693590a353c21f15067f26b3846
Status:
Included and unchanged
Block:
#2,992 3,021 blocks after it
Position in block:
Transaction 154 of 237
Award day:
Feb 15, 2017 (9 yrs 8 mo ago)
Value:
₱35,143,876.50
Project:
Tagum-Libuganon River Flood Control
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 #2,992 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 - DAVAO DEL NORTE DE awarded it to DAVAO CONCRETE PRODUCTS on 2017-02-15.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 aead76b298…6b3846now …
- 2. Block Merkle root changedstored 096ecce4d4…31c643now …
- 3. Block #2992 hash changedstored f0049fbf53…3d7a8fnow …
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 236 records. Each step hashes the current value together with the sibling shown.
- leaf aead76b298611bd7fc67c574ee307a865e733693590a353c21f15067f26b3846
- 01 R b028b8867db13788e9f64f3964d52326a5b418dfffe687ef29392a18f9f486ec
- 02 L 6976b5c940353bc174730cba18f60101976f003815075dbfd5f89a7ecbf5bf2a
- 03 R 36389eede580815ba89dfb6537ab78ebd0aaa982be373991f9d42ae8d9cf05b3
- 04 L 1c8806e58592500a138723a3d1d3bf8d541b37b23525624874bbb34932b5cbf4
- 05 L a76165bc2e9ade3c2b364ca0c1671eeef4012d9d8c4cdc454ac68f64b9aa0d60
- 06 R e2ef0aed0f2a29295b8f4cc923c6f844e3eee93ecae413a991d35ed7207fc5b6
- 07 R 858f34a0993a6aab865ed3ba41276315e7c69620f894148a393767cc5bf1ab9e
- 08 L c604bd9930461f26422c9a4bd07732f9cd99a8c62a8ec41c5edc6cb774a8d9bb
- root 096ecce4d4008e9ffd7448d4872a56f697580fb45cc9c97b1dc1f4907131c643