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 - NUEVA VIZCAYA 1ST Award a ₱94.5M contract to HGG BUILDERS AND SUPPLYNational agencies
Transaction hash:
be7d09a73ca033506fdbddd61ea9efe5586eda121236f21c5e1f571cb9a3cd47
Status:
Included and unchanged
Block:
#4,797 1,216 blocks after it
Position in block:
Transaction 432 of 586
Award day:
May 10, 2022 (4 yrs 6 mo ago)
Value:
₱94,530,840.09
Project:
Organizational Outcome 1 Ensure Safe and Reliable
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 #4,797 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 - NUEVA VIZCAYA 1ST awarded it to HGG BUILDERS AND SUPPLY on 2022-05-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22BI0073: 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 2022-11-16). 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 be7d09a73c…a3cd47now …
- 2. Block Merkle root changedstored a91157e4d8…b2059anow …
- 3. Block #4797 hash changedstored 4fc23c6e9d…588b92now …
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 585 records. Each step hashes the current value together with the sibling shown.
- leaf be7d09a73ca033506fdbddd61ea9efe5586eda121236f21c5e1f571cb9a3cd47
- 01 R be9cd56f3252951d2552cefabd7f4decbc52b9cd8b16b28783e9bc09833bdf62
- 02 R 9ce676a84a679d1f8d575f9c0f60be1f2d00bff2d2ffdc932cb6f55c4abd0f40
- 03 R dc43f5644d1840a4c07e0a14a824e4e8b9b3679f8799d9bc0b59872a6f8b1aab
- 04 R 390a84ceb2463685f626689f1568e2425bb80cf3e8cff26ca70b55d565ebd44c
- 05 L 68ef2175efe3e4bf02e9f79110ef81b5e8983338d5d8aca74b58807c51a42d56
- 06 L 018830485db8384fc76417e563276eafa16b81640a089c9760da54cc90e0752e
- 07 R 69783ea4f359aef59c3323875593b71ca3472e8dbe625269b00c0d3243ac0a3b
- 08 L 1fe7fb59b60029b60899495799158fa43b2242af945a3c1c72cd89b54f7d41cc
- 09 L fd11bf91a28dffbe711db66f6a5179bdb16d54ec459f5003a3e242dc14c6a3fe
- 10 R 6aee71fd72ba1f98beb7c5d2ca96d2f6ef3a2d524b069f1ee38bfb8af2ffe23f
- root a91157e4d81262db834c169cf1e89adb8455a9abcc5739b02e119b5520b2059a