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 - ILOCOS NORTE 1ST D Award a ₱4.7M contract to JCA CONSTRUCTION AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
a867dbf3cdb16cacc3a42372bd50b004a073e698126d11a0a6ceaf58370f294b
Status:
Included and unchanged
Block:
#4,551 1,462 blocks after it
Position in block:
Transaction 16 of 23
Award day:
Aug 28, 2021 (5 yrs 2 mo ago)
Value:
₱4,658,741.69
Project:
21AA0132
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 #4,551 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 "Outside Infra - GAA 2021 NDRRMF", 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 - ILOCOS NORTE 1ST D awarded it to JCA CONSTRUCTION AND CONSTRUCTION SUPPLY on 2021-08-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21AA0132: 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 2021-09-27). 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 a867dbf3cd…0f294bnow …
- 2. Block Merkle root changedstored f80246632c…c1e65bnow …
- 3. Block #4551 hash changedstored 8dad6efda8…158239now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.
- leaf a867dbf3cdb16cacc3a42372bd50b004a073e698126d11a0a6ceaf58370f294b
- 01 R c2b938fca44e915688e48f803283d6dc0cc2a261b2f7dc87fe070ebc20ee070e
- 02 R c15985351095e13a26ce5f0533bfc2c240b345a254c2657de59d43c9479c16fd
- 03 R 66de2ea93a9069f0d684848890b0829f126e36f2526cd7548dff986de742cc43
- 04 R 3cef48dede93a93ec5db22555c7d50b19ff1249542859eebe633dcbc2c4e0632
- 05 L bf57e8ea33fcd5b40339bccf422222a6308c7dcc2b8415a054b3534023f3219b
- root f80246632cbaa66186fd5da8ff6295fcde17fec40fddbb0a1d21ecfef4c1e65b