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 PUBLIC WORKS AND HIGHWAYS - RIZAL 1ST ED Award a ₱2.9M contract to AYANA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
e4d9b355a2b00541e19d923b0c3c942fb3893fff44bc914925a2847b9ab4e212
Status:
Included and unchanged
Block:
#3,459 2,554 blocks after it
Position in block:
Transaction 308 of 332
Award day:
Jun 26, 2018 (8 yrs 4 mo ago)
Value:
₱2,938,656.33
Project:
iNSTALLATION OF CONCRETE BARRIER
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 #3,459 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 PUBLIC WORKS AND HIGHWAYS - RIZAL 1ST ED awarded it to AYANA CONSTRUCTION AND TRADING on 2018-06-26.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 e4d9b355a2…b4e212now …
- 2. Block Merkle root changedstored e3058be7a4…620039now …
- 3. Block #3459 hash changedstored ef1687e674…bf0017now …
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 331 records. Each step hashes the current value together with the sibling shown.
- leaf e4d9b355a2b00541e19d923b0c3c942fb3893fff44bc914925a2847b9ab4e212
- 01 R e5b571eb8dd0173c8c30d635574118b33849c7d0930914e1515386a2a343dced
- 02 R 17e73b59b66a9cf2e184bac60b302e7d65c01b410b9a58a52baff304f1480f50
- 03 L 6414c9557b66598b67a329ba2435c4a31604de4ae89451607d1cc6bbb041a282
- 04 R b11f87c29c5de4b4085c586752d7f2c7d5c5ec20ca2c8a7d9ac8a7c8b121f420
- 05 L 048a88e62bed19fcf688effa5abdfc181883e525f3a9c99f115c77b50acf50ff
- 06 L f16ac5118235b5c9af50e2a8481269c1a38cd896f054bade6272689bc327c1c0
- 07 R cab3075a0396235b46eaf49071a9952ab703b05eac76b56721f710d223d3a56c
- 08 R 8ad9d34184f7ce45a62b3829e0eda8814e9bb1f70c4bd25a84a6564282b4be32
- 09 L 3f5a1a79f4fba21966690129cc45b14a6fb3bb885f2faf6ec5b24907669ba465
- root e3058be7a438ffe30f26217d7e62f13aa6c3df1cda01203bc70940ec0b620039