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, AURORA DISTRICT ENGINEERING OFFICE Award a ₱2.3M contract to V.B. DONATO CONSTRUCTIONNational agencies
Transaction hash:
f3e4e5b05c91b67eb9efd6fab96ec5830f135877b7499d4d3b057f0744cccaf7
Status:
Included and unchanged
Block:
#1,952 4,061 blocks after it
Position in block:
Transaction 453 of 468
Award day:
Dec 23, 2013 (12 yrs 10 mo ago)
Value:
₱2,348,986.14
Project:
13CN0208 (Re-adv)
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 #1,952 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)DPWH, AURORA DISTRICT ENGINEERING OFFICE awarded it to V.B. DONATO CONSTRUCTION on 2013-12-23.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 f3e4e5b05c…cccaf7now …
- 2. Block Merkle root changedstored c7cd51358f…d81b25now …
- 3. Block #1952 hash changedstored a342b3b558…4c817dnow …
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 467 records. Each step hashes the current value together with the sibling shown.
- leaf f3e4e5b05c91b67eb9efd6fab96ec5830f135877b7499d4d3b057f0744cccaf7
- 01 L f3bdf3b9d57e9450cc44cbaa5520e8429cfb14f35b25ed90868444574b6ae5aa
- 02 R 87d58a23bbd1bcd2030fa245794335499a5aa396d5601be36674b4e9bb0d1c16
- 03 L de010975dfffd8736d57a5bf57498f52255da12fc77fe61889adb0387ff71812
- 04 R 70db74fd6c59e08de16d83d960d0e5ebe0059a29321809bec1f83e5ad988af44
- 05 R 3614166cd39735f6398087048dd5e2f4416081bcb46c4d48d25a48c15dfef1f8
- 06 R 82e1a2fe5471da5711dc61d9bafc26bf0fa1b1825b4c8fc380165a4e05211908
- 07 L c015fca47f571996aa16d89b7ded12432bbbddc81065ebb01367f737e35c7331
- 08 L a237e2b64765428286b7e73e43d44174c6fb6761b3bcbd358d1b99ed6e6aaad1
- 09 L efbe6df9390a3a9be738caea0b3ddbeb19b24b294879f3f1543ec4fb304e3871
- root c7cd51358f1b2560f2509f16b5d9f66520d33af5141aa3b4039ded694fd81b25