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 - LAGUNA II DEO Award a ₱14.9M contract to M.T. MALIUANAG CONSTRUCTION SERVICESNational agencies
Transaction hash:
e4e9c401f9d035299e83b25e073c13704188d1284f87e16d1b2f5265743fe7f1
Status:
Included and unchanged
Block:
#4,827 1,186 blocks after it
Position in block:
Transaction 198 of 216
Award day:
Jun 14, 2022 (4 yrs 5 mo ago)
Value:
₱14,874,240.00
Project:
22DI0095
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 #4,827 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 2022 OO-1", i.e. the FY2022 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 - LAGUNA II DEO awarded it to M.T. MALIUANAG CONSTRUCTION SERVICES on 2022-06-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DI0095: 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 2022-08-21). 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 e4e9c401f9…3fe7f1now …
- 2. Block Merkle root changedstored b61d130080…c33400now …
- 3. Block #4827 hash changedstored 4699f14095…ab406dnow …
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 215 records. Each step hashes the current value together with the sibling shown.
- leaf e4e9c401f9d035299e83b25e073c13704188d1284f87e16d1b2f5265743fe7f1
- 01 R e6e3b7eb0ca36cce2791c4c20e8bf417a8a03d20a17c7912cb0522118d727270
- 02 L 94454c29c787f5791a6527e13d8edac5a91609990615ee933bcd7159c97a7a85
- 03 L 81194abcb9c1e8d855cc08572aef257df7512e2a57ad255541de883dbb83df93
- 04 R a036bcd4ba3a56b8c9bf58e14f83fdc2a3bf81f83cfaea48e444ce99b8d72926
- 05 R 55885ad6fd217c359f952da83e45633a5f305f4beb268c9fc9979ece6bf2bb2d
- 06 R 3c3000801cdfb8b01e483481f4c0bbc02cf8f61aeea1c661f9f49e02a0e43402
- 07 L 4b0ccc4fbb8a867acfa3ae3d092e69298d143b5baf0d8079082d02d41b9b4bf9
- 08 L 36f2775a469991395325bd2fa6d8ae315cef710ae7f27eb5195684a2746ceadd
- root b61d1300805a6e4595ec00364a5e44180eb8a1315497480678bcd60618c33400