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 - LANAO DEL NORTE 1S Award a ₱83.5M contract to AL-FAHDEL CONSTRUCTION & ENGINEERINGNational agencies
Transaction hash:
bb5873bd1a47adc4e499cf050d764d30914c862e096dacc99d905e062cdf642c
Status:
Included and unchanged
Block:
#3,768 2,245 blocks after it
Position in block:
Transaction 460 of 639
Award day:
May 20, 2019 (7 yrs 5 mo ago)
Value:
₱83,531,233.67
Project:
19KG0032
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 #3,768 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 2019 OO-1", i.e. the FY2019 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 - LANAO DEL NORTE 1S awarded it to AL-FAHDEL CONSTRUCTION & ENGINEERING on 2019-05-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19KG0032: 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 2020-05-30). 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 bb5873bd1a…df642cnow …
- 2. Block Merkle root changedstored 36a9bc4c08…e1d768now …
- 3. Block #3768 hash changedstored a9be52f162…7057bdnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 638 records. Each step hashes the current value together with the sibling shown.
- leaf bb5873bd1a47adc4e499cf050d764d30914c862e096dacc99d905e062cdf642c
- 01 R bbd4eed3538f290115967c6ea2e9fed7186bb29b1b1ec59274528bb701eb87c7
- 02 R f3f017149492bee6afb609f7e7f6dd31c498a9d86a2bd9e48eb5485c9d7e6bc9
- 03 L 10918742c39f621126ff4a3af66c0472e5df33134ca09db2c92661a86f5165d2
- 04 L 45f01a1bda8e001b67a8be98e06f81b9f192b0295a18c3b86865c757cc9092e1
- 05 R 0cb07f217fe608adad9a915c7100d0d11f570744af75bb53001ac2b25b1bda48
- 06 R 9256d547f98efdfe45f351261bdca53fd7ff6dbaf8e64219eb9991812e3bf40b
- 07 L 254a21d49bb36ae1d03e85c58d6ac42bd3cdff2ab1c30ad919d5dd37f7557b77
- 08 L 72ddab7c1be63ab04be3ae6392bac89df0c43997a6a485eb132af7725c3eee6b
- 09 L 0fb21e77dba4a4d73611369d066a2e5ad606c281946f172e90c52513aed910c3
- 10 R 81dbcd9ae6aa7fd90d91745117607caf9b042a6c3a7880719d6f649aeb7c1247
- root 36a9bc4c080f23a6e5fc69b23f1e36b35f7928cde3e5f0b24e8053675ce1d768