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 - BUKIDNON 2ND DEO Award a ₱4.9M contract to RBA-ALZ CONSTRUCTION SERVICESNational agencies
Transaction hash:
ddcd0233b1cb3daf4cfde66915410e9c81ce51cbd8fb421296c012ef4770b1c0
Status:
Included and unchanged
Block:
#5,143 870 blocks after it
Position in block:
Transaction 247 of 291
Award day:
May 4, 2023 (3 yrs 6 mo ago)
Value:
₱4,934,875.55
Project:
roads
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 #5,143 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 2023 CSSP", i.e. the FY2023 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 - BUKIDNON 2ND DEO awarded it to RBA-ALZ CONSTRUCTION SERVICES on 2023-05-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23KB0073: 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 2023-08-06). 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 ddcd0233b1…70b1c0now …
- 2. Block Merkle root changedstored 27feda82b7…5f1c75now …
- 3. Block #5143 hash changedstored 23b9aa3e25…f9d54enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 290 records. Each step hashes the current value together with the sibling shown.
- leaf ddcd0233b1cb3daf4cfde66915410e9c81ce51cbd8fb421296c012ef4770b1c0
- 01 L dc6d5cf1853e277b4ccd117161fc503af4334c2e05e600a324764c5bf3696b08
- 02 L ba130c31e8c6fae1c168c4857abd4d1c45db17ab8b4aba0e86f40c294aee52ca
- 03 L c0df89b541fa0784508bc8bdc252c6c713ace449164dc366c008ec19087f9676
- 04 R 6a7d982ba31a4b686b0568d79a61e358295ad32cc05c332947bf0e14c11b278d
- 05 L 86980e0ce5fceced067916f6d7d63a4e065f04251258019a0fd04cdb7d67c3db
- 06 L d2bf1914252c5bccb3039959708de73ab4af6837284941612de6bb7d744c9f21
- 07 L 23eeb07b556e8e34add6351a331dbae44f5bfc4fe66de734bb602a826cb4deba
- 08 L 601d289a4415ddf30ff2d7c7433e9ded4a9e2e2fe34a31e697f0d9c6fd22ec7c
- 09 R 53debaa23ce104385b3fb528d9b3e69ac9284d8e76f8958ec42eb918b45b4df6
- root 27feda82b7e93a70ac41f6c463b22967ab1010dc1ce782e530dcb0b8fe5f1c75