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 - BOHOL 1ST ED Award a ₱4.0M contract to 3N CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
02efec53fd28d59751a9c0f444df8c855f8f6a5fad427f27894c2776f70e0091
Status:
Included and unchanged
Block:
#4,242 1,771 blocks after it
Position in block:
Transaction 5 of 304
Award day:
Oct 6, 2020 (6 yrs 1 mo ago)
Value:
₱4,049,805.12
Project:
20HA0106
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 #4,242 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)DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.Partly
- 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 - BOHOL 1ST ED awarded it to 3N CONSTRUCTION & SUPPLY on 2020-10-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20HA0106: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-02-19). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 02efec53fd…0e0091now …
- 2. Block Merkle root changedstored e3d6060871…9a6194now …
- 3. Block #4242 hash changedstored 7d38f9ade2…4dd063now …
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 303 records. Each step hashes the current value together with the sibling shown.
- leaf 02efec53fd28d59751a9c0f444df8c855f8f6a5fad427f27894c2776f70e0091
- 01 L 01fa689a6f56d83a557106c09ab22480d19b35214a9f2a6926b3df46a06b8948
- 02 R b99f57a501c6435927d310100b2a712d43514e7f7bf68d9075b7462a99704c00
- 03 L c121c530bdcd6dfc14c9ac989542d4a8d69acd763fd4b56a055d36a91700b74d
- 04 R fdd3168c3cc0193713374c65d24d9fb06f3aea33e5787e15fcbe72a92cff4791
- 05 R e7be755dc32f4ef401b5ba890353014f5b7705d2731814d1964f1b0343c6d31a
- 06 R 0f9a0a704eb37b86d758cd0c20d5c073356051d4a578d6570cbcd0087f7df1f7
- 07 R 0c2f564bffaa8797180e9916fb6b71b3308a386a4282ceb7543f6505757724f1
- 08 R c9921bcbc880482f94318db39ab9e51fd3ec6a2888fac0b8f5f0eb8c40d58948
- 09 R 7bcf9334f51bcaedea9a2b883014daf152728551b7464c7f5e9e94f287512870
- root e3d6060871e376580fdbea576deb4a9ea2ea7c3f748469eaf15e88da8a9a6194