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
CITY OF SAN PABLO, LAGUNA Award a ₱984.5K contract to BHENLLABIEN BUILDERS CONSTRUCTIONCities
Transaction hash:
b2d7bd2f1f880e251adfc720b83e137429d8d6f882326d71e9b1ccf4c20e8fc6
Status:
Included and unchanged
Block:
#2,820 3,193 blocks after it
Position in block:
Transaction 104 of 143
Award day:
Aug 12, 2016 (10 yrs 3 mo ago)
Value:
₱984,471.75
Project:
Construction Project
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 #2,820 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)CITY OF SAN PABLO, LAGUNA awarded it to BHENLLABIEN BUILDERS CONSTRUCTION on 2016-08-12.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 City of San Pablo gave a "unmodified" 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 b2d7bd2f1f…0e8fc6now …
- 2. Block Merkle root changedstored 75101feba7…40c841now …
- 3. Block #2820 hash changedstored 35b0e9fa35…354d41now …
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 142 records. Each step hashes the current value together with the sibling shown.
- leaf b2d7bd2f1f880e251adfc720b83e137429d8d6f882326d71e9b1ccf4c20e8fc6
- 01 R b65d03d3b9db33fba2bfb1c68157101b5d930e82b8fa48976133f48846d5f367
- 02 R a21cceb844bd9a74ed7657eced00a2332b2f7f7c5c33b2e1744977511cd56c06
- 03 R 15ed8ae40694b96df751954a0baf81be138aeeb62eea7dda472efc1e64a65ac9
- 04 L cbcbb0bbd389e7f33391426228403745f29478f272f004e8de5bbe0b2d839b43
- 05 R 72bf3db568634a9352b1f0fef921b918d5a5fa618c319e2e784be51252158b0f
- 06 L fc57744df7ca9c2b5dfd8afe78eadb71d60c9f6eb92c936b19cd197f75f78e7a
- 07 L b1dcffabdec9bda63c5b20c3d2e847481fd5fae634f6ca00103317bedc207940
- 08 R a738cd6b29c1779fd14d8a2fd44f42daa013906ec09df1d84858d0a77f738048
- root 75101feba77d8c9cb70a78146b32a41eaab8e77bc0b6aab4327f99abc740c841