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 - MALABON-NAVOTAS SD Award a ₱1.9M contract to A. M. CANETE CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
99493900a495593a7ef0f676e43cb17b84afbc6fecf44d9d6e637f565c916cd3
Status:
Included and unchanged
Block:
#3,413 2,600 blocks after it
Position in block:
Transaction 93 of 160
Award day:
May 8, 2018 (8 yrs 6 mo ago)
Value:
₱1,920,428.33
Project:
17OA0104
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 #3,413 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 2017 DOH HFEP", i.e. the FY2017 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MALABON-NAVOTAS SD awarded it to A. M. CANETE CONSTRUCTION AND TRADING on 2018-05-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17OA0104: 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 2018-12-27). 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 99493900a4…916cd3now …
- 2. Block Merkle root changedstored f22435f81c…6e5c9anow …
- 3. Block #3413 hash changedstored c39fe34def…db1f06now …
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 159 records. Each step hashes the current value together with the sibling shown.
- leaf 99493900a495593a7ef0f676e43cb17b84afbc6fecf44d9d6e637f565c916cd3
- 01 L 95dd510eced6b6139dd59f72ac4f2933bc2ba871b27aa384e4e6f179a20f05c5
- 02 R 0235a862fb08f22e46af05e84d204ba3702ed06f64818fcface1bec6c2ef2022
- 03 L 7547b3e6e4dffe51060c6889f7f33796163652af8a03a0fa1e47ec78a73503b6
- 04 L b0af909f0db56b626621ed26ec006bb384f9885cf96b183a7f17036acdb0bfe0
- 05 L 2c5eebf9ef7ed1d026b61faec5ebcf3c161e5c876dbb48eb3b1d5db0c7a4e76c
- 06 R b4127dba59def53fb5b5631087db34cc6081c742a92d20a13259d8c3d448df8a
- 07 L 80b362602da36799c0df2b5c52f0fff8d3cabc160fd29a5574c9436b8d92229a
- 08 R 7de9c29fc9efbe2c7a00dd9b4383a65baac5615f553df7fee186d22ffe142b1c
- root f22435f81c8342ce764d669e6074cec590b0c47b0f4069ee02de9a058b6e5c9a