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 - BATAAN 2ND DEO Award a ₱9.6M contract to R.Z. TIGAS CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
43fc9fbb31f5544540e06fa9a71795fa537c85c347d6e97283a59cfdba406a05
Status:
Included and unchanged
Block:
#5,129 884 blocks after it
Position in block:
Transaction 94 of 388
Award day:
Apr 20, 2023 (3 yrs 6 mo ago)
Value:
₱9,598,052.04
Project:
23CB0062
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 #5,129 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 2023 CSSP", i.e. the FY2023 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 - BATAAN 2ND DEO awarded it to R.Z. TIGAS CONSTRUCTION AND TRADING on 2023-04-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CB0062: 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 2023-10-04). 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 43fc9fbb31…406a05now …
- 2. Block Merkle root changedstored 2a657b2185…aae99fnow …
- 3. Block #5129 hash changedstored b9c11f6016…a2a9ddnow …
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 387 records. Each step hashes the current value together with the sibling shown.
- leaf 43fc9fbb31f5544540e06fa9a71795fa537c85c347d6e97283a59cfdba406a05
- 01 R 4407de04840c97c5321372ece765848ef4ef354ba18fce5e229a4f3776062a04
- 02 L 0bb0a8e8f7c53d6ccdccc3674aa224baffcfa086d93f912b1b136874795cd96c
- 03 L ed66271741fac4d333f99ae6cbe302464bac624b539ea465623e3dd7ec349726
- 04 L b8966ebbeb02af38aca94be10b7eda1775fd2f0039e78c76f69d62d5aa28a2ea
- 05 L e3d92f7086d1ca181351d28f7102816560d4d0b7d45f0392ca9a7e004856c257
- 06 R 16b0d8c956555ca2ae547cf0cf175802e687b031d66cbdd7312f93972ad44cf3
- 07 L b8b6e3ebaa2dddc60c4be9c234cafe5ebda81e6a1770d6c203fade4326b953c9
- 08 R 935c120e35d5ecdfb3acad7753afca7f2e04c276efd06de60e1d67026c4836d2
- 09 R 9ed38c9d91a6f3233e606d1ba6432cf42beadef5437b163d3ae53830e8175918
- root 2a657b21852c5d4de834a475ede25f42d4da14c5f3edd781d9eca1e51aaae99f