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
MUNICIPALITY OF IMPASUGONG, BUKIDNON Award a ₱839.1K contract to OPTIMA BUILDERS CORPORATIONMunicipalities
Transaction hash:
93af0dfbc38736bcf792b2a5a215b44b62fb84405c64bed17f8f77d462f761fb
Status:
Included and unchanged
Block:
#3,922 2,091 blocks after it
Position in block:
Transaction 184 of 289
Award day:
Oct 30, 2019 (7 yrs ago)
Value:
₱839,085.25
Project:
Civil Works
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 #3,922 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)The award does not say which budget line pays for it.Not published
- 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)MUNICIPALITY OF IMPASUGONG, BUKIDNON awarded it to OPTIMA BUILDERS CORPORATION on 2019-10-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 93af0dfbc3…f761fbnow …
- 2. Block Merkle root changedstored 3b6c9a55a0…4c45c4now …
- 3. Block #3922 hash changedstored 97b67fe030…253591now …
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 288 records. Each step hashes the current value together with the sibling shown.
- leaf 93af0dfbc38736bcf792b2a5a215b44b62fb84405c64bed17f8f77d462f761fb
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- 02 R e64f3b45124e844d77160f9eeac0e66eaa0f6bf3449b084bd0056f89e43df109
- 03 R 83b81905d90ce1340fec7ac1d454f70b2ef8ccd16d1cf7421c2699e84d467368
- 04 L c63077f88a734c819ec8a24b94bcd1225357350d422a3e95180a53826758f1e8
- 05 L 9668c4f86fa86efb0b2dac812ade2c2dfd7ade9a5e236ef3f9b681c65ee5cff1
- 06 L 7efbc285b1a9d9c0be736fa694b242b5f5e84bb217d1215ff6b5f30abef02e2d
- 07 R 1948ab231b005e65819e9f18ef1e5d0bdaaed7c6606b934ce9626efda67bf54d
- 08 L d684255d9fa69cce935fd3699669de37b49a0a2ce078f66df102d9c12b785278
- 09 R 4cac64ca5270847b814e8d9477d1e2df95c11138e5bdcc72482a897973abb9d9
- root 3b6c9a55a0c0faf78ba4b41f7ce1a075f8d931002af42fbb2a423df7524c45c4