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 X Award a ₱9.4M contract to MARADEKA CONSTRUCTION SERVICESNational agencies
Transaction hash:
c914870da9fc4bfdf41d367b3a508cbe8d6d5f739eb25f645ed8ac908a23b277
Status:
Included and unchanged
Block:
#5,361 652 blocks after it
Position in block:
Transaction 267 of 347
Award day:
Dec 18, 2023 (2 yrs 10 mo ago)
Value:
₱9,428,266.21
Project:
23K00311
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 #5,361 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 - REGION X awarded it to MARADEKA CONSTRUCTION SERVICES on 2023-12-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23K00311: 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 2024-05-24). 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 c914870da9…23b277now …
- 2. Block Merkle root changedstored 5114b5de10…4a6c0enow …
- 3. Block #5361 hash changedstored 790e4c8c61…626b4enow …
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 346 records. Each step hashes the current value together with the sibling shown.
- leaf c914870da9fc4bfdf41d367b3a508cbe8d6d5f739eb25f645ed8ac908a23b277
- 01 L c8a0176e3646b0c1dee5987c8b8f79512c4d071a7f267a00cdd8fd73d9392043
- 02 L b133c7ffe17942152c2fec6fa559fe3fcea140a15730473b99e90da99ee48ffa
- 03 R 9aa1a7369a14d17f4ed762bb5b57cb3982dc88dc376fd76d7befe4ab0e747cbd
- 04 L 4eabb24e344658e87ede51ab65f1403e11b80b5084034bf744af440fa0e36d3d
- 05 R a4655c21f65793efcd0361e36452ba84e36994099c9d18e3f6e572af7987a69b
- 06 R 37d2d9b0c8c5fff86332110d1457b8be7769e92ac7a9293a358d4c2d431fa135
- 07 R 5a508e672d5ed32cd3f98c1946e3d230e56c0da000cf1be9a73d0cd830fa0cfd
- 08 R 622ef07b80f028ccfed29979121553a00f762667ee0628e999f855cc85cbad56
- 09 L f02e312e68b4e599fe700755be81e400482c8d6adcc6fe825c2b29748f0c95df
- root 5114b5de10e9306a3cc4212741bef7d9c6d197173a16395fa542f9c2074a6c0e