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 HERMOSA, BATAAN Award a ₱1.5M contract to BASTIAN BUILDERSMunicipalities
Transaction hash:
30aaebbb07591c202c7ad856b98a30deed79615a50f509fbd6fab4db4f2e15ba
Status:
Included and unchanged
Block:
#4,441 1,572 blocks after it
Position in block:
Transaction 36 of 190
Award day:
May 5, 2021 (5 yrs 6 mo ago)
Value:
₱1,499,775.80
Project:
Supply of Materials, Labor and Equipment for the R
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 #4,441 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 HERMOSA, BATAAN awarded it to BASTIAN BUILDERS on 2021-05-05.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)COA's CY2024 audit of Hermosa gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 30aaebbb07…2e15banow …
- 2. Block Merkle root changedstored 4c0cf392f2…b17f23now …
- 3. Block #4441 hash changedstored 54c0615b1e…6b44bbnow …
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 189 records. Each step hashes the current value together with the sibling shown.
- leaf 30aaebbb07591c202c7ad856b98a30deed79615a50f509fbd6fab4db4f2e15ba
- 01 R 3385e162e83d8bf508abb05b515ff03acfa14e5562ffcedf89438f6f708d1421
- 02 R a06b5db7c23396ecdb818d21a75404dbcab8b36a2de1df7f97ccfc6a8a95698c
- 03 L 9d05c9c944ea7025e0e73669fc0953b8e50c71df471a4980529e5f8b646452c3
- 04 R 78e805e14931f3b8c0c69ef3f6565953d920d46467bfa19f4436da08674029e9
- 05 R d23142e9234461ce8004ae465e5d6b7e8d3ffe055b6476933bfc55cfc20f54e9
- 06 L b5ca6adaa75a7330dd6e132743a2b3402e46d5d1aedb87a450ec1d65f664d4c7
- 07 R 169d08429f5ebfde41af32be719ab7afd92450a583ad77a9fb8a9def4bdb00a5
- 08 R bfdac048b6b280e772f5764897c1b26814954cfb33dbd2133e3f73ad8f06d772
- root 4c0cf392f2f2e25657c05bf9ff6e5233ee87e0d936275effc5afa74ed9b17f23