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 TANAY, RIZAL Award a ₱344.2K contract to LARD BUILDERSMunicipalities
Transaction hash:
a2ea36fa8d1b468fc2e1d92504f5d92933583a57acb3ec79f309c034b8984423
Status:
Included and unchanged
Block:
#3,583 2,430 blocks after it
Position in block:
Transaction 153 of 220
Award day:
Nov 7, 2018 (8 yrs ago)
Value:
₱344,188.28
Project:
Construction of Fence & Welcome Arc
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 #3,583 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 TANAY, RIZAL awarded it to LARD BUILDERS on 2018-11-07.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 Tanay 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 a2ea36fa8d…984423now …
- 2. Block Merkle root changedstored 9e39631f23…70a933now …
- 3. Block #3583 hash changedstored a7ab6ba30c…2d361fnow …
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 219 records. Each step hashes the current value together with the sibling shown.
- leaf a2ea36fa8d1b468fc2e1d92504f5d92933583a57acb3ec79f309c034b8984423
- 01 L a2dfb6f846c02b2806e5dc2471924d76d99da525f232c3546267cf6f3a33f170
- 02 R 1aa734945df42472871b9d16f4d8064e18627d6d133f9a1af2463ae4bee77487
- 03 R c785d18ff2a74e502afe1f2ffb79967f12c70fdb8553016e1af3b7c463d11ab8
- 04 L 44ab2ca65c40316101c9dfd8d8f50ac4ac4ca7f0d33c987caff453c1b2b96ab0
- 05 L 0226fab1f8d31528d22ce2aeb98d2aa08e778796418a38104efa4eff12ea91a5
- 06 R 3965d230b198875d585bc6cf9da68094fc5d5aa3f9173a34af27e0d003c0f331
- 07 R 0a12bd95ed297a704f4bdb65087c532254e11f76de17b8b2f301fcf33811aeee
- 08 L f42feda7cb82654298ee638ab83878154b432cc0f34040ac927593f06239815c
- root 9e39631f23e4e28d5f0ca4de4c646c0c1c8e3ebf654f5145bd63b764dd70a933