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 - DAVAO DEL SUR DIST Award a ₱6.4M contract to TKS BUILDERS & SUPPLIESNational agencies
Transaction hash:
fc2742d07b4fe26f8ceeeeffb807e01f488e2510fd2fbf5331d2fab253db6ca3
Status:
Included and unchanged
Block:
#4,231 1,782 blocks after it
Position in block:
Transaction 181 of 184
Award day:
Sep 24, 2020 (6 yrs 1 mo ago)
Value:
₱6,429,718.72
Project:
20LD0126-NOA, NTP & Contract
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 #4,231 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 "Outside Infra - SRA 2020 Farm-to-Mill Roads and Bridges". 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 - DAVAO DEL SUR DIST awarded it to TKS BUILDERS & SUPPLIES on 2020-09-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20LD0126: 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 2020-11-15). 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 fc2742d07b…db6ca3now …
- 2. Block Merkle root changedstored 35321fbf93…e4c8a9now …
- 3. Block #4231 hash changedstored 7f03ed06dc…8818d9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 183 records. Each step hashes the current value together with the sibling shown.
- leaf fc2742d07b4fe26f8ceeeeffb807e01f488e2510fd2fbf5331d2fab253db6ca3
- 01 L fbf0da1accb017757c8f8caff8bbc5e4cfd079a23d4dcb4c8b20a025dd845d3b
- 02 R 856bcd8187103215f94412fc2038545a69872ed163dab231e6276de6986e42b2
- 03 L 3be9a8a391878e1129318ef1dac724479485fc36b9bf2812d4593b28b768479a
- 04 R e5f00c96a685e630faccc01917bb36f4d5861c925e590fc28fcb4bf21510c079
- 05 L 109f464053fe12d7dcab883eb9c8cb513d4e2a07bdbd2fca9ff6c3a31e606e46
- 06 L 02fc5ee8da873ffd68a0e17140dbff4601af3cc86571fa4086c967171f569cd7
- 07 R e91d5a7ba327405d3939e37f239d3a696f3e66272391ee3d6332880a9ec4f17c
- 08 L 6954b379e254b45626d0af9eadef5c05867309d9913d0e9e0483d529d178d6ec
- root 35321fbf93a3c38d261fbc4d768b6f70d0e2ff74086cf8f66554106faee4c8a9