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 BOTOLAN, ZAMBALES Award a ₱493.5K contract to H.E.M. CONSTRUCTION AND HARDWAREMunicipalities
Transaction hash:
c9aaa0302d42115fa2a52ca850329740bc75742325eb57b6cd4d19a85592b2f0
Status:
Included and unchanged
Block:
#2,603 3,410 blocks after it
Position in block:
Transaction 129 of 170
Award day:
Dec 11, 2015 (10 yrs 11 mo ago)
Value:
₱493,463.66
Project:
Improvement of Dojoc –Balite Elementary School at
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 #2,603 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 BOTOLAN, ZAMBALES awarded it to H.E.M. CONSTRUCTION AND HARDWARE on 2015-12-11.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 Botolan gave a "not stated" 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 c9aaa0302d…92b2f0now …
- 2. Block Merkle root changedstored 131b9130d7…e752d3now …
- 3. Block #2603 hash changedstored 16804408f8…a1f526now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf c9aaa0302d42115fa2a52ca850329740bc75742325eb57b6cd4d19a85592b2f0
- 01 L c975bbbcdc87b4a9c7d1f861e96d8b7a75586a47d5b1f71a71fd51fb7f4cd27a
- 02 R 0a23cbdeb434cd6bc69dc94e1d249b7fdd88855b21146678ef2ccb238233b1e2
- 03 R 3676532ac01e533f81de7741086927e5d9a646fab61816635ada602231a6e2eb
- 04 R 5f666f2923b813702211c505a7dfe24c8dd6c56808895ad6400e3ef426956f33
- 05 R a08fc20ece90ecbfa815a9a000ee5a7d2bb320c0693ab11bed1f43013e83bb15
- 06 R 8c71a2d5f545d12973dcdc8e0c6c096fa06ba29fe2f8ee9d4104609fa8430993
- 07 R 99e5e174b9520377f4d2dd3b79019da9eb3559e887b48fe4e8f07f4843f1d459
- 08 L a189689c7a47fcc5f19bf46d9490b404356674fbdb78263939342c9f87ad6a17
- root 131b9130d7f668fb37b3369b0f3ff6311b4998e30c782c4535d04f9998e752d3