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 - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱9.2M contract to MJBL CONSTRUCTION SERVICESNational agencies
Transaction hash:
a5bb3d887148e2fc306de67bfc200c5694ad03a545c9d8ea6f30a00c1840a102
Status:
Included and unchanged
Block:
#4,604 1,409 blocks after it
Position in block:
Transaction 137 of 206
Award day:
Oct 20, 2021 (5 yrs ago)
Value:
₱9,156,193.27
Project:
21GB0069 - Construction /Completion (2UNITS 1STY2C
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 #4,604 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 "Outside Infra - GAA 2021 DepEd BEFF", i.e. the FY2021 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 - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to MJBL CONSTRUCTION SERVICES on 2021-10-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21GB0069: 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 2022-06-15). 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 a5bb3d8871…40a102now …
- 2. Block Merkle root changedstored d8c35e149e…efff89now …
- 3. Block #4604 hash changedstored c77bcbbf8b…4cf7c6now …
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 205 records. Each step hashes the current value together with the sibling shown.
- leaf a5bb3d887148e2fc306de67bfc200c5694ad03a545c9d8ea6f30a00c1840a102
- 01 L a4e778fd1fe3ec8e9698e4f0c67c39c0514bb1d59616b697086b879ba5999329
- 02 R 43a46ff6a0e53b7a73352f7bbe3f0ab8c003c2b899557d2ffcc5b56d6e85a4b3
- 03 R 712282547cc24054cac93562a293867d01bb8844647a361e927471652292e5c7
- 04 L 9fd7caed167bfa9650f7e90de306791f4eb3ba1f8abd21193a0318f3ee2dac4e
- 05 R 86ad6b76296dcb8c11a08017dcf989aa12861773527382dc35ba7995f4f3003c
- 06 R 0544c3abcd833c59295db07538da9e5c0593689e2de34c3f601f857041bb5147
- 07 R b078fe5967f335f8f32ec87744ab65a85e56e18782c9f84bc839588128d83672
- 08 L ced1b03b727661916ec04435908e3b09e979cd11f0b79ef0290a9f3e197d342a
- root d8c35e149e029159590f13f3d6196c91549b6588807f1a3348fcbadde8efff89