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 - NORTHERN SAMAR 2ND Award a ₱44.9M contract to SOLID M CONSTRUCTIONNational agencies
Transaction hash:
8d847694401ff64dda02db92b8c26050d9f06f0dd702660f34c1e082dc6d5afd
Status:
Included and unchanged
Block:
#2,999 3,014 blocks after it
Position in block:
Transaction 136 of 235
Award day:
Feb 24, 2017 (9 yrs 8 mo ago)
Value:
₱44,889,662.80
Project:
17II0025 Drainage along National Roads
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 #2,999 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 - Flood Control/Hydraulics/River Control, Roads: Construction - PCCP". 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 - NORTHERN SAMAR 2ND awarded it to SOLID M CONSTRUCTION on 2017-02-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17II0025: 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 2017-09-17). 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 8d84769440…6d5afdnow …
- 2. Block Merkle root changedstored f29758245c…2163ecnow …
- 3. Block #2999 hash changedstored 1830c30974…85709bnow …
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 234 records. Each step hashes the current value together with the sibling shown.
- leaf 8d847694401ff64dda02db92b8c26050d9f06f0dd702660f34c1e082dc6d5afd
- 01 R 8e348d47bd3c52df5e0530595f5fe0fc31a4a1303a4fc7e1ac3591d8853dc043
- 02 R 665438ae4cce5c3e110a3ec4163abdc2aa20665d1194c2dcdda737dcea751cfb
- 03 R 732b39b3f9581622b765a4d28bfaf82efa00ec45c3581935f4bb93a7632d842e
- 04 L adaef4188c05f961c7ccf347bf65ace7efb518a94be690b50cebc7abf03034ee
- 05 R 68f2bd56b6d6f0302292bc63534d67bfd5678089ffccda149a79419e24961596
- 06 R d48f6787c58ac615c22ce96e95f71fd32a50db95c5d3bea8aa332b08bfa3ef6d
- 07 R 9598f67839e4ab771cde3e807b9a98a780b8bd1ae054c9dae0781258566b8fe5
- 08 L 30ea5478e7f410021909ec28bb8e9aa3e7170ad2847bf44dba4fb295a93cfe25
- root f29758245c613c9ea06940c36dedbb73a1d379b1dc5a35fe7065a997002163ec