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 - QUEZON CITY 1ST ED Award a ₱4.7M contract to DRED PRIME BUILDERS SYSTEM INC.National agencies
Transaction hash:
cd6c0de71c52ebdbfe14702f322b3fef9ba13f33e10ab0e9d162280bf2addaa3
Status:
Included and unchanged
Block:
#3,426 2,587 blocks after it
Position in block:
Transaction 373 of 459
Award day:
May 23, 2018 (8 yrs 5 mo ago)
Value:
₱4,705,921.91
Project:
18OF0165 Construction of Multi-Purpose Building, B
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 #3,426 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 - QUEZON CITY 1ST ED awarded it to DRED PRIME BUILDERS SYSTEM INC. on 2018-05-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18OF0165: 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 2019-03-04). 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 cd6c0de71c…addaa3now …
- 2. Block Merkle root changedstored 7ce41ffd18…7540f3now …
- 3. Block #3426 hash changedstored 977f043f4e…d00d65now …
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 458 records. Each step hashes the current value together with the sibling shown.
- leaf cd6c0de71c52ebdbfe14702f322b3fef9ba13f33e10ab0e9d162280bf2addaa3
- 01 L ccd7ee3eabcba2e5aea75d4df61b5a67b540bf0c7e84979218a091e8a79870be
- 02 R 2d4cf635e86478a593a7ce52ab01d6b64d168163b616b7c2d14d59866522a39c
- 03 L 42bf8a2ea9f27c76ac22bbf283f62ec1547969218c3306866469dec80213dae1
- 04 R 7020424c635a0805b60609bf71abe3685b35c19c615ea9157ffe6c279d4fdb1d
- 05 L f35fbb783713c06bc5c94186efc8cd5d729a1cbcb19e3253f2fb68a535839e28
- 06 L fdf1a21b04e268e2eb2e9c2ac9a96a3f9ef2e8dcad4f2e63d4de8f0bdfb5468e
- 07 L 17f1a033f120102d1313e285452b8a3535e70c6e89c43948af0a09b63fe41fbe
- 08 R a3eee226e801a7a3a0731a6deb8784d76d1c28a2d39f22980acbbfa09495d478
- 09 L 89ab3db04c7828115593d93ddff28670f8c36561daa7bfbb7639c8df3dd144ed
- root 7ce41ffd18352f6ae1d91c4f8ffc98819bf277905254d138a4f5cbc0427540f3