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 II Award a ₱981.0K contract to CSD ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
b2d2e1d3dfc141fd2117e04e79625294e2b9be13cbab088c8305a94356d41458
Status:
Included and unchanged
Block:
#3,137 2,876 blocks after it
Position in block:
Transaction 139 of 201
Award day:
Jul 19, 2017 (9 yrs 3 mo ago)
Value:
₱980,977.60
Project:
17B00051
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 #3,137 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 II awarded it to CSD ENGINEERING AND CONSTRUCTION on 2017-07-19.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 b2d2e1d3df…d41458now …
- 2. Block Merkle root changedstored 859167ec2a…7c5c82now …
- 3. Block #3137 hash changedstored 4883713cad…d7c640now …
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 200 records. Each step hashes the current value together with the sibling shown.
- leaf b2d2e1d3dfc141fd2117e04e79625294e2b9be13cbab088c8305a94356d41458
- 01 L b1fe7ae7c40d9621fc9102599c4287d19219ab5619ce93a2c3fb74ee4f711d2b
- 02 L 2d1880cbe53f46677c66e7bf5cd0b28a3ec7ffbe8281d908779e7268719e4008
- 03 R bf3c9b5d7950fc08e4d3f43cfc605b1aab4cf8378f1273849b008d0cd8ae9170
- 04 L c726e752ed1a43973d3464d17467012d447c2bd8c1e674afe966b53e81f42eb4
- 05 R 40d2a47face6af56109d0546f5f0d44f96ce04758a145a2e1239c5ad5715d8c6
- 06 R 479eb403a93c887b946743b8e82fda324dc6a50e653711d01e886257cfa846ca
- 07 R f549474b2a295b8aa1a31cd56de8c8adb820c58632ef44aa3ae9a6bb41de2cd2
- 08 L 7484169bfe72986a55c5d9e6aac3885c5b3901cb054bfa9201637d19847e78e2
- root 859167ec2a60326b47e7f4e91679a827e3831209e266241fd150fb6a7c7c5c82