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 ₱1.2M contract to YUERS CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
790ef4e0a4f70ee3887741d9d9a29022b5f292bfc261bbdeaf1f9b710cb9beb2
Status:
Included and unchanged
Block:
#3,855 2,158 blocks after it
Position in block:
Transaction 14 of 41
Award day:
Aug 21, 2019 (7 yrs 2 mo ago)
Value:
₱1,150,004.35
Project:
Repair/Improvement of Two (2) Classroom Building a
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 #3,855 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 YUERS CONSTRUCTION AND SUPPLY on 2019-08-21.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 790ef4e0a4…b9beb2now …
- 2. Block Merkle root changedstored 1d8a7c7a76…93f053now …
- 3. Block #3855 hash changedstored 357aa650b2…41af43now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 40 records. Each step hashes the current value together with the sibling shown.
- leaf 790ef4e0a4f70ee3887741d9d9a29022b5f292bfc261bbdeaf1f9b710cb9beb2
- 01 R 7cf1de2f7f769331033d978884b83db04c3c520e7aa5069c44608a146447a155
- 02 L 5129964f1289fb5a83629c20d68de3bbf9ef9ac49dceeaaf500ca8fd58c4ba25
- 03 L 66a25c4f066070188888cc571699c634b8717c01014cece729baf89d058ed517
- 04 L 56e153a81ba26ad7be1ce20061e70caac993f4dd757a622f65ed1a96ee788d5f
- 05 R 30d5fb2097e78996a61cc72f437c23dd5906d31f1c3034badb80415b21d7fe45
- 06 R 630c265a8592c45d109f875345e3ada955a1435bfca7170372be7198f6aac05d
- root 1d8a7c7a76d290f18a34f054df594bbaa8fb84477a7a29a99162e12fda93f053