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
DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱1.5M contract to TBB CONSTRUCTION CORP.National agencies
Transaction hash:
f6ed7d1cef65fb72eb998faeb2b6f4cef2ccf86bfd44c3833d16126759539363
Status:
Included and unchanged
Block:
#3,916 2,097 blocks after it
Position in block:
Transaction 205 of 213
Award day:
Oct 24, 2019 (7 yrs ago)
Value:
₱1,480,000.00
Project:
19GB0043 (Re-bid) - Construction of Multi-Purpose
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 #3,916 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 LP", 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)DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to TBB CONSTRUCTION CORP. on 2019-10-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19GB0043: 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 2021-11-22). 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 f6ed7d1cef…539363now …
- 2. Block Merkle root changedstored 93dc1d6c1e…62b6c0now …
- 3. Block #3916 hash changedstored 764e6a0c5f…76290enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 212 records. Each step hashes the current value together with the sibling shown.
- leaf f6ed7d1cef65fb72eb998faeb2b6f4cef2ccf86bfd44c3833d16126759539363
- 01 L f6ec56d3407f97de18515f82974b6886a01a096d03d6a142ba684f4ffcd82c5d
- 02 R cf70fe11a58dff58159a6969158ac1ef4c2f9fa0b9376df51f2bd2d147882304
- 03 L 556dc1d8bfdb17941fc9f6d4c4347e12486ec0d6b23da5be9d0d385766624e14
- 04 L ae773f85e808fb19ce2945946564a6a2bb57e8be92d64ffd6fd1420cdd9059a8
- 05 R 2b7749e59e9b4b6ac501fefdc3dda71f204817cafa20c6d443569b1682f3b2ee
- 06 R f743726c1f5177335d068a1de162b556d951f5e19796cf8606538b9aebc90fd4
- 07 L 4fbd8b14f7c5252f9d910c8f836805be9e908c4bf89e0e12f02464df81711401
- 08 L 6a94476aa3c105824b5f74b0a5b4da90d759e3afc6cab2019e96cfe790dd3c7d
- root 93dc1d6c1e58975cb536109afd1ed63383e4e1f4b824abcfde823088dc62b6c0