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
DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱28.5M contract to TOPTECH TRADING AND CONSTRUCTION CO., INC.National agencies
Transaction hash:
555451cfc9e3cb91e6ade68925e4e234c9c10fe3dd9c97cb24a5b3fea0372f0e
Status:
Included and unchanged
Block:
#3,802 2,211 blocks after it
Position in block:
Transaction 300 of 886
Award day:
Jun 27, 2019 (7 yrs 4 mo ago)
Value:
₱28,517,105.50
Project:
19DB0112
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 #3,802 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)DPWH lists the funding source as "Regular Infra - GAA 2019 OO-1", i.e. the FY2019 GAA. The exact UACS line is not given.Partly
- 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)DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to TOPTECH TRADING AND CONSTRUCTION CO., INC. on 2019-06-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DB0112: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2019-12-11). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 555451cfc9…372f0enow …
- 2. Block Merkle root changedstored 70b1542f76…9cc412now …
- 3. Block #3802 hash changedstored 60540d36fa…4a387anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 885 records. Each step hashes the current value together with the sibling shown.
- leaf 555451cfc9e3cb91e6ade68925e4e234c9c10fe3dd9c97cb24a5b3fea0372f0e
- 01 R 55979a7248dcba53dbda9ca99e07a1fabfa961162808db40dff474fa615a88dd
- 02 R d943dda5429f438ee421abd6e6805109693f4c82f17cf5f5a63f136ebbcabce3
- 03 L deac1dcac669eaaf9bccbfc3401e6304f064f8fcea44fc516c73c354f974e69a
- 04 L 9c75ee970a2268e506d8b8f6e4e84e9bf8f0bacdc48b183bf41cf3ab0380ea03
- 05 R 178690f02e16301d497cd78216107e74455917ce9fb890468941189c4fef3263
- 06 L 0bde44306ca66a270f4175c008b4a47c8009bc30882263cb5373461db7cd9b78
- 07 R 5461d56fdb749640093342d5ad3eebfd59be6afff5b77ae1dfe31c58b0ee6c64
- 08 R 3fa5445773a1840b837b1272a1d06f2d3c722804d8fd02be7aec1ccbde5ad0f7
- 09 L 3af787a393d10525a76f4e1a31ffe0a190f55b72736e321638da39bb7098e1e9
- 10 R 1108788940f0fe7c0c4d8783f0cf137beb2ea27b75eed4db902e046e3d048d01
- root 70b1542f7613c66742339a7ad49acd4711004cdc164e57afb75959debb9cc412