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 CAMARINES SUR Award a ₱1.8M contract to BULLET CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
9fd424195dc2cfb091faeb431792bf9f256b3a2378b8d67c42026a2c87abe2e3
Status:
Included and unchanged
Block:
#1,023 4,990 blocks after it
Position in block:
Transaction 11 of 18
Award day:
Dec 10, 2010 (15 yrs 11 mo ago)
Value:
₱1,773,292.94
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 #1,023 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 CAMARINES SUR awarded it to BULLET CONSTRUCTION & CONSTRUCTION SUPPLY on 2010-12-10.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 9fd424195d…abe2e3now …
- 2. Block Merkle root changedstored ae7fb07034…b2dc18now …
- 3. Block #1023 hash changedstored 6f2d93340c…d7ef10now …
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 17 records. Each step hashes the current value together with the sibling shown.
- leaf 9fd424195dc2cfb091faeb431792bf9f256b3a2378b8d67c42026a2c87abe2e3
- 01 L 99e6ca12cf6c126670d2941322e63d14f6de475a0cd6caeb3d91362b009e1213
- 02 L a55ef5fa87d35608a2bef098beadcbf206420b17b2ed7fdf5e72da8eb7d5d0f5
- 03 R 848b5497cdedd48ca19c3852dbc656ef4ea3e77a631367c860527fab79c7d640
- 04 L 0c8b54cef98c279b9810004909eca48f4b6ce35c3936b97297b56d3aec772c0c
- 05 R dc078b13efea71b627475c4f3a38aa8f6f152154a13aeaeab1ef26d1877248da
- root ae7fb07034486a002688a48b63e1414646358c669040fa4ae95248284cb2dc18