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
PHILIPPINE SCIENCE HIGH SCHOOL - EASTERN VISAYAS CAMPUS Award a ₱17.9M contract to CHU CONSTRUCTIONNational agencies
Transaction hash:
5c2136dcf9b6c845a311763b070b4b23ca6a5af730efef6576f813324111f99c
Status:
Included and unchanged
Block:
#1,557 4,456 blocks after it
Position in block:
Transaction 22 of 65
Award day:
Sep 11, 2012 (14 yrs 2 mo ago)
Value:
₱17,918,717.47
Project:
Completion of Multi-Purpose Gymnasium – Phase II
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 #1,557 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)PHILIPPINE SCIENCE HIGH SCHOOL - EASTERN VISAYAS CAMPUS awarded it to CHU CONSTRUCTION on 2012-09-11.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 5c2136dcf9…11f99cnow …
- 2. Block Merkle root changedstored dd9b150eb7…ddaae7now …
- 3. Block #1557 hash changedstored 3bde71351f…d10b59now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 64 records. Each step hashes the current value together with the sibling shown.
- leaf 5c2136dcf9b6c845a311763b070b4b23ca6a5af730efef6576f813324111f99c
- 01 R 63fdacdead11c94c5d7be9eb4361013a99e8b77cc777eb68e28e5277ad57abe0
- 02 L 6c073ff7c41025b577a8192a6609f80bf4abddc7aacea4787ed50ed1db853636
- 03 L 1c74606331fbcc803f57953b2e6c6ccffbb8ff9b16d80533250d03c7a4fc4794
- 04 R f709d63c0202613a842fedd88bdc1226fb81acb9d28da4bd2770a73c1723cd2b
- 05 L 19e3c0f147cd6e2458677ffcd6c72f13e28399ba6221ee61cfcee975c7722914
- 06 R 61c009a4f1f0649562a793b0c0a76093c07402f54d96667ef7ca2aac408d68c9
- 07 R feae2e60044896177aba61b7bff893f02ee8492f3ee33098bea8b5b85b57b168
- root dd9b150eb779a0ccf00cb95d682ad247bf70fb0e5e9368df154c1044e9ddaae7