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 EDUCATION - DIVISION OF SAN CARLOS CITY Award a ₱2.6M contract to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
a95ebceb0c0c56a42f3efeb216c8690ca50a3b5f1b98ac47f4e4e6eee0f2f60d
Status:
Included and unchanged
Block:
#3,499 2,514 blocks after it
Position in block:
Transaction 252 of 370
Award day:
Aug 8, 2018 (8 yrs 3 mo ago)
Value:
₱2,640,868.30
Project:
Construction Projects
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 #3,499 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 EDUCATION - DIVISION OF SAN CARLOS CITY awarded it to AQUINO-DELA CRUZ ENGINEERING AND CONSTRUCTION on 2018-08-08.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 a95ebceb0c…f2f60dnow …
- 2. Block Merkle root changedstored 05cc099892…6ec295now …
- 3. Block #3499 hash changedstored db73753bf4…ce4f8fnow …
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 369 records. Each step hashes the current value together with the sibling shown.
- leaf a95ebceb0c0c56a42f3efeb216c8690ca50a3b5f1b98ac47f4e4e6eee0f2f60d
- 01 R a98346a261c446543cdeb274dae89f10df028fcf8650569a8be79a7668c69250
- 02 R 85746fd49e6298f0fa9f286cd2c78be9b84f7ed939cf30ef5ce50ce376c9429f
- 03 L 7496b19c0fadde8f40f808d95e66d91841deb34284d26301113b57642bdac515
- 04 L 392ee93719f9a27446ed2ad7ce8fc8235477e4a7a7cbd5feb124f6f25774039b
- 05 L c1b6c32b42441538432ded6ede30e984fb4d29e1becfe6d257afbd94071d93e4
- 06 L e5fbcf685035fd3d935d1086294205017be83c1cd9ef32ffb9798631bdc59862
- 07 L da96063e5c9d00a3a1a9599ba9759db458eb610de3239d1bf7829cd8b76b986b
- 08 L c09ba4db6581f1cc1be0e51c35834d077f9996a7cc0d41b7d3ba8260b0f7d78f
- 09 R 777bbe0cfe2fb3054f60a1825b58a6a49b7d6332be743f3edd63345eb283d167
- root 05cc0998928a70d9fe0daa43f4d313bdfd53850bd12e9d186f2a04a2b36ec295