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 ₱9.6M contract to R. SEMILLA CONSTRUCTION AND MARKETINGNational agencies
Transaction hash:
76da885aceb71ede00e45a2e321de15cbaa5a950b8cfe0bed07d6e2660224529
Status:
Included and unchanged
Block:
#2,734 3,279 blocks after it
Position in block:
Transaction 209 of 410
Award day:
May 11, 2016 (10 yrs 6 mo ago)
Value:
₱9,551,006.84
Project:
16LA0147
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 #2,734 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 - GAA 2016 DA Farm-to-Market Roads", i.e. the FY2016 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 2016-05-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16LA0147: 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 2016-09-22). 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 76da885ace…224529now …
- 2. Block Merkle root changedstored c942200413…6934d9now …
- 3. Block #2734 hash changedstored 966b71b16a…5d51e9now …
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 409 records. Each step hashes the current value together with the sibling shown.
- leaf 76da885aceb71ede00e45a2e321de15cbaa5a950b8cfe0bed07d6e2660224529
- 01 L 766bdd5034b45178a3b6afed8421abc6abe8a90bcc7e078a8667cde08a0e3ff9
- 02 R 5fc45bd21ce3cbab61813e14bbf34bf559e2c89645b031bde5b18857ef93eb9a
- 03 R bcce9ed1f078ffd60b7eae7d11b61ef4edf3e39ff0b44f8c7d1a753fcc29ccf0
- 04 R 9084aecf6d35c70fbe6d1e1aaaa1e885d1f34b2b8e4674a0aba2f2216738aeed
- 05 L cae9745c2ff05d7008831c995d88cc268a7e461b6b96a69397359bdcc23518a7
- 06 R e93dea63bd215e84617412779aeb3868990582955a6585a799292ef1d51c5336
- 07 L 58e9313e442094fa93dc2fbc43c8d6ae6281f8187868085230f03e5e7e023db3
- 08 L 89d7bf46e285ee55a92f2f7aa0fa70a97d7b3c591101df1c2e04cfde2ed827ce
- 09 R 5e27645a681d9a5a33fb212563c0e078af50eddb1bd355d654b92c67fdfe7254
- root c942200413e8265221b4ab85898323580fbe389d9aaf2cdf93ecf6566f6934d9