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 - CAVITE II DISTRICT Award a ₱48.3M contract to WRC CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
51a227f1f16c2dfd4979191ad1f540e9f79b9b2128a35bf8f48ba72ec600cea0
Status:
Included and unchanged
Block:
#4,799 1,214 blocks after it
Position in block:
Transaction 177 of 532
Award day:
May 12, 2022 (4 yrs 6 mo ago)
Value:
₱48,272,018.18
Project:
22DG0002
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 #4,799 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 2022 OO-1", i.e. the FY2022 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 - CAVITE II DISTRICT awarded it to WRC CONSTRUCTION AND GENERAL MERCHANDISE on 2022-05-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DG0002: 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 2022-12-10). 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 51a227f1f1…00cea0now …
- 2. Block Merkle root changedstored 870e89453b…dc1895now …
- 3. Block #4799 hash changedstored affc573411…273107now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 531 records. Each step hashes the current value together with the sibling shown.
- leaf 51a227f1f16c2dfd4979191ad1f540e9f79b9b2128a35bf8f48ba72ec600cea0
- 01 L 501e33cec4fcdaad19ec724bcec46a77275e9973d8785d5df2892368644c6e0f
- 02 R d270032806c465d068cf12b1f925aa67e8b1e3af9c6e837a166238238a77f140
- 03 R a9f661a940dfec7b927feb303d52b0a0f7d4ae299c5a35fe0346b02bc74d89f7
- 04 R 0f2cc463168b3fd34a07ca5c95553e9725dab17cb2df2440aed34dd498d3ca6a
- 05 L 71fce606a6dada232824a45f22dea70e565fddf82bacafa1bebfd74a243254b4
- 06 L 00d13fee83166953ccef65f38c67e6c9e40205c92273ae8ddb3c38f0a7f6bd2e
- 07 R aa8ccdda258ae53dd76614e6b7a63657ff6c470a3da3823d0c4838a1ca11bc8c
- 08 L cc03cf366f4bdfcfdd5d94a9c1d9504a25bb5aa85559f589ba4ba5757a272552
- 09 R 208ba31422a545d5a0e8d75d911b4b58f07e2b0db213ed2546e46fe3276061dc
- 10 R e8768d757dfe55b84f15db9a0ede619a489bd712ea43c8262f57dd3c000b5dd5
- root 870e89453bf95e13acce1d7c7cd905bd03c0dbe6eb1e2c014d1145a48ddc1895