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 - QUEZON CITY 1ST ED Award a ₱91.1M contract to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORP.National agencies
Transaction hash:
b327d2e35abefcd7972ca576f412a95e073e85c62777efd45dda04a834412a8d
Status:
Included and unchanged
Block:
#3,057 2,956 blocks after it
Position in block:
Transaction 227 of 328
Award day:
Apr 25, 2017 (9 yrs 6 mo ago)
Value:
₱91,136,847.26
Project:
17OF0060 Construction/Maintenance of Flood Control
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 #3,057 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)The award does not say which budget line pays for it.Not published
- 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 - QUEZON CITY 1ST ED awarded it to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORP. on 2017-04-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 b327d2e35a…412a8dnow …
- 2. Block Merkle root changedstored 7dd7fa7917…a3f2danow …
- 3. Block #3057 hash changedstored 50df02864e…da6425now …
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 327 records. Each step hashes the current value together with the sibling shown.
- leaf b327d2e35abefcd7972ca576f412a95e073e85c62777efd45dda04a834412a8d
- 01 L b1fa2c92b554ba65f160b8a6aa94670e7c6011d2056a6d36b8d6c6944696880f
- 02 L 488b6e150ebde5581ec4f4406cb75fbb3df740902a93810601c982023e77a092
- 03 R 98435aa7c851d00ab386bd200c6cc79086212ff77e297ce413f3da8b7420122c
- 04 R ef20a790c322f76d0beff0f5667dae0440a1664a0e3adc1f3615704f65a02fc5
- 05 R a3301d3070d60091cad0f86effc9f3489254b7a1735b7e34c3d771395bc0bed4
- 06 L 0af6ccadbbfe583e7bc3377c4a05f87e5ee0bf5a08b976892375da04bca2a22f
- 07 L f30de7d86f6f68b0f712c50f8ed52137dc64bca121d2bdb5d91221db0514dd0e
- 08 L 43931f6be2e7fec8086ba15154e001d13aab5c0c04d650107367520e3c0e81d9
- 09 R 6659de2b27fff1e97540ad946382f4892093e936f1b444c94a108e5856bc17f2
- root 7dd7fa7917b5166cfe2ce94041aafd367e26bb9a28bad756f8d2814fafa3f2da