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 - SURIGAO DEL SUR 1S Award a ₱2.2M contract to RJ CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
fda4efd8fb1af886faaceb4971b59ea0fc50e13119af77c895d1c86c0d30b226
Status:
Included and unchanged
Block:
#4,985 1,028 blocks after it
Position in block:
Transaction 231 of 236
Award day:
Nov 23, 2022 (3 yrs 11 mo ago)
Value:
₱2,195,102.31
Project:
21NH0106
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 #4,985 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 2021 CSSP", 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SURIGAO DEL SUR 1S awarded it to RJ CONSTRUCTION & SUPPLY on 2022-11-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21NH0106: 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 2022-12-29). 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 fda4efd8fb…30b226now …
- 2. Block Merkle root changedstored 31b5a37a0d…1c7fc4now …
- 3. Block #4985 hash changedstored 339cc9f470…7b7b2anow …
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 235 records. Each step hashes the current value together with the sibling shown.
- leaf fda4efd8fb1af886faaceb4971b59ea0fc50e13119af77c895d1c86c0d30b226
- 01 L fb8f5edb637b2c1a3f47a9001c7e389087770eba083a4e0052419497d4ba7b41
- 02 L aaac176adfea03d12f478dedd3ee04e2fa360079e96d6637939f05c457457914
- 03 L f6902a134787ec67da10f8e6d825eefae83ab059453d7efe89e1fe5ea8ab6f1f
- 04 R 2f3998cf481077ba72035283a2301398fac07ae6ccbbc84543084cff83378f3b
- 05 R b1afff9645617833198409c65c56640aa1494848ff6144083625f7171d409560
- 06 L 1423b1b58566b1f61145fb230d205e0a682ee9be09b69bee89ee4b7d2497125a
- 07 L fb92a7d79c435e6173645a5b14fb7762e2090b49925ab978d533a39621ab3b83
- 08 L 7a6ef6567245a8246ec2e9f7dcc65f5ff51a25bce4a30bdee285a7b7785f9d69
- root 31b5a37a0dc5dd440e2760a9965d38c646a0e0a495a8c95f5349e72cb81c7fc4