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
NUEVA VIZCAYA STATE UNIVERSITY Award a ₱4.4M contract to E S DE GUZMAN CONSTRUCTIONNational agencies
Transaction hash:
3f0613b93ec64ea25fa9e8a09ef39855f592b57b177fedbcf10c883d2d603f27
Status:
Included and unchanged
Block:
#2,935 3,078 blocks after it
Position in block:
Transaction 39 of 170
Award day:
Dec 15, 2016 (9 yrs 10 mo ago)
Value:
₱4,405,728.74
Project:
Construction of Classrooms
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 #2,935 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)NUEVA VIZCAYA STATE UNIVERSITY awarded it to E S DE GUZMAN CONSTRUCTION on 2016-12-15.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 3f0613b93e…603f27now …
- 2. Block Merkle root changedstored e671df10b1…e05ba4now …
- 3. Block #2935 hash changedstored 052724fecc…161982now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf 3f0613b93ec64ea25fa9e8a09ef39855f592b57b177fedbcf10c883d2d603f27
- 01 L 3e1b4594a745773de602161a867aed51bce1bc2e9a045c25161c8aedbad67790
- 02 L bb73cfcccf15b15eef92c442bbad0e3b25c219290e58d6a4e50a8c570cc4f85d
- 03 L 40ce8b3a48b49f0db3f13e317796a77a9822fea88de834b743f662d519cb9075
- 04 R ed5b43307fd735327ba73b1fc37988776cce8447a9aebb724af9f29de3359100
- 05 R fd32a2b3192b1646fa40444fde63409ad131e28315d1bda4ccb00fe57eb4826c
- 06 L 067731b00a63b1c5f933fc106551bc90604732a5f21d18c717ca49e970ce76ea
- 07 R 7b9c3b9232b8affc2149ed4772e34f72c99cc450b2ff63e2f703c2e76295eae7
- 08 R 9eaa8215786977f955931a2a0ea6214d312667f7733183a7f380324c989626c9
- root e671df10b18f4aebe5ee8135d6c47eede0679bb6ca458565758b8241f1e05ba4