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 4TH DEO Award a ₱9.7M contract to BLIMEX CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
e1f37fc5aea051d80a66e8a714d7f5fdf33ed00dab51134fe763119085e3e61d
Status:
Included and unchanged
Block:
#1,741 4,272 blocks after it
Position in block:
Transaction 20 of 23
Award day:
Apr 29, 2013 (13 yrs 6 mo ago)
Value:
₱9,732,899.57
Project:
13-HG-065
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 #1,741 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 - CEBU 4TH DEO awarded it to BLIMEX CONSTRUCTION & SUPPLY on 2013-04-29.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 e1f37fc5ae…e3e61dnow …
- 2. Block Merkle root changedstored 7157ccc422…e3d6b8now …
- 3. Block #1741 hash changedstored 725b14606f…8dce5cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.
- leaf e1f37fc5aea051d80a66e8a714d7f5fdf33ed00dab51134fe763119085e3e61d
- 01 R e79b2fc3707a3a948528b3be5e8b71638040f04d607e77daf3d528bc3454fa8d
- 02 R c6597210fd529abcd95da49c7c8f5ec7e00373b30933df90f1e6c3decd0c71a0
- 03 L 6c422010b7964dfe7e5c71f02baef370337bc34e53255cafc0b8d0b36ef5a155
- 04 R ddbe35664bb3f774610f8c95b82bbe626450f28ca2333287a2ec711e0cbdbe4c
- 05 L c576877a0064d96f11d7a638701282f62e04fb05dd71fcc613ce63d0a4b9832a
- root 7157ccc42276005198bb9b67e961166513147eca765d1c15d5861b5a37e3d6b8