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 - CEBU CITY DEO Award a ₱12.2M contract to JAJ&L CONSTRUCTION & ENGINEERING SERVICESNational agencies
Transaction hash:
c0bdb32684bf2d9101bfbc01ac2d77e32d199847d2600d9fc77b296994ca15d7
Status:
Included and unchanged
Block:
#4,523 1,490 blocks after it
Position in block:
Transaction 181 of 249
Award day:
Jul 30, 2021 (5 yrs 3 mo ago)
Value:
₱12,239,458.12
Project:
21HH0139
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 #4,523 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 DA FMR", 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 - CEBU CITY DEO awarded it to JAJ&L CONSTRUCTION & ENGINEERING SERVICES on 2021-07-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HH0139: 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 2021-11-18). 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 c0bdb32684…ca15d7now …
- 2. Block Merkle root changedstored 8f53584fa7…e3051anow …
- 3. Block #4523 hash changedstored 106ba4979b…c134danow …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf c0bdb32684bf2d9101bfbc01ac2d77e32d199847d2600d9fc77b296994ca15d7
- 01 L c04b140a5151953c5c90b1f6400700e98daf341aa7c8eebb9f00ba1798d554a0
- 02 R e7afa508d94fe22557cb770d42fd75b3a7f39221bfe491235bec25159f2a6c98
- 03 L 2cd9ee1a11db02ebc4a766fe95f5b8ea82e1f0b67d6c1423d7d89506721f1b33
- 04 R cbadac51a76862eaa57f119be8788a60fb023ac78bb0dc33b3d666e16ab8df0e
- 05 L 097048003437a6f9087dc9f0400cfc17054a8b9e63b1eb71ebb33e3acaa01187
- 06 L d8e4cac03a0c5efa2e99f85baa23c215c9dd001b5f014cc028d5d4efd7312978
- 07 R 61e74945245629e4ebc9beebc0333b45ac41ca34756e3b29caf32a0f3445ffd0
- 08 L 2d88eed55e5b30e8db43edb2bca21f60f354ea17d0af509ce66a2e4711cd18b8
- root 8f53584fa7fdd1da87a87bb5dababce9629bc539fbd485c3d2816e5770e3051a