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 RIZAL Award a ₱1.8M contract to LARD BUILDERSProvinces
Transaction hash:
c4dc704eb1268698db71da13a0ca6b503b464fd836d3df281dca2ae820d5b28f
Status:
Included and unchanged
Block:
#4,221 1,792 blocks after it
Position in block:
Transaction 184 of 244
Award day:
Sep 14, 2020 (6 yrs 1 mo ago)
From:
Value:
₱1,840,593.03
Project:
Improvement of various school buildings at Tagumpa
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 #4,221 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 RIZAL awarded it to LARD BUILDERS on 2020-09-14.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 Rizal 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 c4dc704eb1…d5b28fnow …
- 2. Block Merkle root changedstored 1e07e577d1…089a05now …
- 3. Block #4221 hash changedstored 79f88cd2a1…634de4now …
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 243 records. Each step hashes the current value together with the sibling shown.
- leaf c4dc704eb1268698db71da13a0ca6b503b464fd836d3df281dca2ae820d5b28f
- 01 R c5cda84a89c8a484c7f9fb2beed8ecb89223ef6569ec5184a5e14fdfd18542ea
- 02 R 83c8f44aa30d01d8f5c8588d350ac6ee63d7f47e67bfcf612162370d88bb043e
- 03 R 190189e693c527dafd8a89e17b8908b0bedcbe03f8ec8dc496488b051ec8fd6c
- 04 L dd094064bbc0c5fe3f321a45d6c9fcca91bf7a4df62c64bd1a8e6515ee37f306
- 05 L 042a150c8317c925c9a00100f7b65ae779ef080dba61f8e6eefa66fb1dae2d88
- 06 L 101f4e8af6e1c5a014026f6eb3e539d7c792666da154f0cd8ae87e00af6e6fe4
- 07 R f0d64c9cdd5b25a7eb31ed47dae261c5e89342eeb0233f69e7dd9bb3f5bc4ada
- 08 L 3ff587b4158a44f57119b371222023e1b25a8126ffc0d5e1967cee81d22e72fd
- root 1e07e577d1e4edfe882395a36d191c546850ca32f098692b0aadadf1cf089a05