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
PROVINCE OF LAGUNA Award a ₱3.0M contract to BHENLLABIEN BUILDERS CONSTRUCTIONProvinces
Transaction hash:
733c65ab0dbc25d7ef656d94bca00856e364695a2488a99034e1e0fa9c89597b
Status:
Included and unchanged
Block:
#3,278 2,735 blocks after it
Position in block:
Transaction 343 of 694
Award day:
Dec 18, 2017 (8 yrs 10 mo ago)
From:
Value:
₱2,965,313.68
Project:
A) Construction of Second Floor of Multi-Purpose B
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 #3,278 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)PROVINCE OF LAGUNA awarded it to BHENLLABIEN BUILDERS CONSTRUCTION on 2017-12-18.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 Laguna 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 733c65ab0d…89597bnow …
- 2. Block Merkle root changedstored 2afcc84509…91b3b0now …
- 3. Block #3278 hash changedstored 79c4032d3d…8af6d4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 693 records. Each step hashes the current value together with the sibling shown.
- leaf 733c65ab0dbc25d7ef656d94bca00856e364695a2488a99034e1e0fa9c89597b
- 01 L 732b7d2fbdc22ceed1f776fb5b96dbf479649bb1e8fae5605a01a30fcffd2c21
- 02 L 69a1ed034a4558be6a2831d3dc15d593ca3f6c6cc78be6503ed64afb09a3d6b4
- 03 L d180c01e5e21c7a0abd2a1e5db5de2519be0b7e08761c0ee78f388d31ce06b30
- 04 R 58d11c4ec40d11c809b1e13780b8dfe0f557add4d5ead0602c39b28489d6693c
- 05 L d9bbb213b0396c877058f990c3afa006d47446a0117bc3d2ca745c6e82607952
- 06 R f4d64496f3742a33cd2a6b2f07dbc0f439015995eebd5abfa81d4c28b4866b03
- 07 L 0cb3d719c7d55fafa3d6faf078996b20f563d0e0006b6738530255a532d6710b
- 08 R 31c9d47f492f3a83d90e12f49abf8972085e90ce752b391380f589cfa8d3a692
- 09 L 15a454ddc3d0c4df454600ec1d1226f4c948fb5e82e4491dc6b5698ace56f89d
- 10 R ca1bca6636340c419e2e8b0861c03eac600fb06902ad59ca8fcea93877a3c18d
- root 2afcc845098cadc844cf64ef85c2127bce9999199aa3949088aa437f8d91b3b0