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 - CAGAYAN 2ND DEO Award a ₱5.8M contract to OCP CONSTRUCTIONNational agencies
Transaction hash:
d2da8811a5c2ea6dda20cd58b7786927be56ba68938eb5c83d4319f37aec590c
Status:
Included and unchanged
Block:
#4,271 1,742 blocks after it
Position in block:
Transaction 136 of 170
Award day:
Nov 5, 2020 (6 yrs ago)
Value:
₱5,844,646.92
Project:
20BC0022 re-adv.-Construction/Rehabilitation of Fl
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 #4,271 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 2020 OO-2", i.e. the FY2020 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 - CAGAYAN 2ND DEO awarded it to OCP CONSTRUCTION on 2020-11-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20BC0022: 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 2021-04-13). 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 d2da8811a5…ec590cnow …
- 2. Block Merkle root changedstored a958198db5…cafb66now …
- 3. Block #4271 hash changedstored bf25ab72e6…626a27now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf d2da8811a5c2ea6dda20cd58b7786927be56ba68938eb5c83d4319f37aec590c
- 01 R d35d2ed04e442856ee852f1c9dcfa9144fb7deb45016103cec0603febcec61a9
- 02 R 410d351df2885ea503d1ee89fb3ad46b3186c68f0bc6c692d65c192cc4af257a
- 03 R 44d3598759c488639f4776b73d6e26547e572902cf0558f5e40a96528eb7c5ca
- 04 L 22737a5b05597b5fbcbb3fdfe0ba7746903eb5533f9401fe8252e9f9d1205c29
- 05 R 43004e1ae7ded724954fee0fc72207696046a78d9ba7a98ed111ea3179fc18ac
- 06 R 18bf976138a85bb46e3390cfc577fab0d0f67ec4907781743660e0883ada01da
- 07 R c496fbfbf8893e827de6b46d953ca3ca8ddb57d9d38bb71a079f1eb9b71e1453
- 08 L 0c05640820b7ac686026101ace6ba360e8239c5e7e3ebdd182e75c9ca7accec3
- root a958198db55da91d0f6b812f4f4a937a43052a360ca2e822322cfec0c4cafb66