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 - COMPOSTELA VALLEY Award a ₱19.4M contract to R. SEMILLA CONSTRUCTION AND MARKETINGNational agencies
Transaction hash:
cd057d8a533d976cb2e8acb808aaac92c594677f34b448bd0ca849553b6c8e9c
Status:
Included and unchanged
Block:
#3,458 2,555 blocks after it
Position in block:
Transaction 289 of 357
Award day:
Jun 25, 2018 (8 yrs 4 mo ago)
Value:
₱19,404,369.45
Project:
18LA0268
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 #3,458 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 2018 LP", i.e. the FY2018 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 - COMPOSTELA VALLEY awarded it to R. SEMILLA CONSTRUCTION AND MARKETING on 2018-06-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18LA0268: 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 2018-11-16). 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 cd057d8a53…6c8e9cnow …
- 2. Block Merkle root changedstored 4ca6e32831…6ba39cnow …
- 3. Block #3458 hash changedstored 582cc4a427…1b84b7now …
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 356 records. Each step hashes the current value together with the sibling shown.
- leaf cd057d8a533d976cb2e8acb808aaac92c594677f34b448bd0ca849553b6c8e9c
- 01 L cc8e0052050de4399183d058dcc40f03c96d8833104e6de9d9ee74a9c296096a
- 02 R 7cfd6f6aa1ddf98d5d5bf1d5addb1d6348351a10ef7f0ed85d2203a024b8a7cf
- 03 R 59cbc3e2601d3693f533ee320e5074cd93ed17802f1e580d377d8e94a673b1d7
- 04 R a0d29706cbd7471fdb664b8e7bc710befbcb4eee35bcf52fb44002169fd9964f
- 05 R 332367f060787d34f989d208a93433ed1d00cc7725e4d86f85b0cd7d22b3a55c
- 06 L 776ab78e81472ff9f66aa75ca2530cbd7b82c2677d92dd3c512dfce3efc97e7e
- 07 R d68f0f885bb410672e2b169276363c0343b616055a3ab3ab1f3deda5d37944e0
- 08 R 520ba1372b4aee32a647fb38037a3f6582ba6dbe0e789cd87d8a0c543d7fde22
- 09 L e6157f1f1f663202d5a42d10ea38488d4702ade6867de6b95c6c74b353b9b48e
- root 4ca6e32831ded7e2956bf983e68e85b0d70b075eb46d3c61e08f08069a6ba39c