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 - MALABON-NAVOTAS SD Award a ₱17.3M contract to AL-REM KONSTRUCT INC.National agencies
Transaction hash:
ebddba6891d40eb91e25187955811c749d28998e3b084f20990717d5ee0460a3
Status:
Included and unchanged
Block:
#4,265 1,748 blocks after it
Position in block:
Transaction 85 of 94
Award day:
Oct 29, 2020 (6 yrs ago)
Value:
₱17,275,190.30
Project:
20OA0091
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 #4,265 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 - MALABON-NAVOTAS SD awarded it to AL-REM KONSTRUCT INC. on 2020-10-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20OA0091: 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 2021-07-13). 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 ebddba6891…0460a3now …
- 2. Block Merkle root changedstored bed1e0fb01…7c229bnow …
- 3. Block #4265 hash changedstored e55d11323a…bad7d2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.
- leaf ebddba6891d40eb91e25187955811c749d28998e3b084f20990717d5ee0460a3
- 01 L ea484138426da08f4fe81a65fa8e576f0f0f225427914b944fd1a4c1425bbf46
- 02 R 9f4a51f89f6d0338be47f4a5bd6e2f48a1fd766fac4cb053d518f62fa61da511
- 03 L f4a0716082c884d4300b6dc2d95f75b3ea4207b2f634181eca0ad66e6e4b754a
- 04 R 9978aa4063463bb5fd46874a89aa76b81cb5b7dfd0b8b395870c84faab319c98
- 05 L 70f39e9f27d877d96a9441e0617fc0225870715a3a9041b4d5a9e253444e19f9
- 06 R 0a485e0080d336918c6225afc7ce98049ac0ac4401f9e964ffd24a2b5fd98c63
- 07 L e4a27f48396c6399eb9548420e6e1324ebbd71ee519f5acd733f2943419adee7
- root bed1e0fb01f623fc52832a102bc145f84de168cfe74967f049a8373ce17c229b