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 - BATAAN 2ND DEO Award a ₱4.7M contract to POLYMER-VIC CONSTRUCTIONNational agencies
Transaction hash:
a1bf8ae855848034d8f02a024f3f5afa0e425b6078b3a165a8860e1490f599f9
Status:
Included and unchanged
Block:
#3,067 2,946 blocks after it
Position in block:
Transaction 166 of 257
Award day:
May 5, 2017 (9 yrs 6 mo ago)
Value:
₱4,652,468.44
Project:
17CB0041
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 #3,067 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 2017 LFP", i.e. the FY2017 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 - BATAAN 2ND DEO awarded it to POLYMER-VIC CONSTRUCTION on 2017-05-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CB0041: 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 2017-07-02). 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 a1bf8ae855…f599f9now …
- 2. Block Merkle root changedstored 71eb23aaac…1fb10bnow …
- 3. Block #3067 hash changedstored 6342230cce…dfc630now …
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 256 records. Each step hashes the current value together with the sibling shown.
- leaf a1bf8ae855848034d8f02a024f3f5afa0e425b6078b3a165a8860e1490f599f9
- 01 R a1d7386eca1b06f6bad2ebc5e13a5160914691a07280e49d4b2441bcc3c27cea
- 02 L fafe71cf3b6e8154f1bbf1c494e6b9c23d88ecce53e3590f5de8f8d9fa944979
- 03 L 317151bc4be437bd3f07c1c64222771e3f0c11c1201dc290d950a93bcdc15376
- 04 R 7c641e751380acf445ba63324af53bd32575ee07978604d4132dc235ae9bd8e9
- 05 R 47debe7448613a3b668a3d3729f5f100b23a4fa521c7da4f55c683b7f5b6c818
- 06 L b8baa11b617d631bc5c79b0a2ba5dfe43794d08453ec348584c44fedcfb44ce3
- 07 R c55de48be1ab5057538964305a38804fd395e863638cf52de2072818cbbb9ad4
- 08 L 370b71d19e30d28c439647182c95efaa9538d80121f0e5ca6a6469914ceb7162
- 09 R b70bf0cd0b6a63b51feee4004a1e606ee356f6cb8d1f0d7f6e2d6ae71cdf599c
- root 71eb23aaac06b06d428f469f32917bf04fa6c9da0f7bc20a5f06ba66531fb10b