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 - BOHOL 2ND DEO Award a ₱3.8M contract to MAI CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
481e5d0d84f762bc201c4a62b2a9cf4e0e590f74970313fddeb514e60563b254
Status:
Included and unchanged
Block:
#2,734 3,279 blocks after it
Position in block:
Transaction 138 of 410
Award day:
May 11, 2016 (10 yrs 6 mo ago)
Value:
₱3,841,000.00
Project:
16HC0046
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 #2,734 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 2016 Locally Funded Projects", i.e. the FY2016 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 - BOHOL 2ND DEO awarded it to MAI CONSTRUCTION AND SUPPLY on 2016-05-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16HC0046: 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 2016-09-26). 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 481e5d0d84…63b254now …
- 2. Block Merkle root changedstored c942200413…6934d9now …
- 3. Block #2734 hash changedstored 966b71b16a…5d51e9now …
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 409 records. Each step hashes the current value together with the sibling shown.
- leaf 481e5d0d84f762bc201c4a62b2a9cf4e0e590f74970313fddeb514e60563b254
- 01 R 49f6f5bc818c63d37261f46f833215a35180477fcb4e51487e995de279e72ae4
- 02 L 213f8ee42ff4ecf96fcd718fdbedd9f516b5959e752d27ce6c64c6f89876da11
- 03 R 41d8fc25d7511acc8ec512fa41712b89fec0f0ca7ad681b1809ac298b774159b
- 04 L 4fb36021727959fb438d286d28a7c6dc2a69dc64353cfcdf483428be3a00ea11
- 05 R 18ed1da04aeb99519b983a80c52e4a43beecae10950714908d3e22b7227fb701
- 06 R 0269fdcbd3376e1af4978b2c80adf17f557e03e6eb26f3b7cc955eaf335b7fde
- 07 R 51dd3043b7f0137e781000aa841c4abbe25d402f10239bd3820961b791dd2e56
- 08 L 89d7bf46e285ee55a92f2f7aa0fa70a97d7b3c591101df1c2e04cfde2ed827ce
- 09 R 5e27645a681d9a5a33fb212563c0e078af50eddb1bd355d654b92c67fdfe7254
- root c942200413e8265221b4ab85898323580fbe389d9aaf2cdf93ecf6566f6934d9