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 ₱1.0M contract to GKB BUILDERSProvinces
Transaction hash:
082d62edf3daf05e2c493eed02779ea99143a32cd5751ed3f51bec66f266ae4e
Status:
Included and unchanged
Block:
#4,913 1,100 blocks after it
Position in block:
Transaction 9 of 297
Award day:
Sep 9, 2022 (4 yrs 2 mo ago)
From:
To:
Value:
₱1,014,495.60
Project:
Improvement of Ynares Multi-Purpose Covered Court
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 #4,913 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 GKB BUILDERS on 2022-09-09.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 082d62edf3…66ae4enow …
- 2. Block Merkle root changedstored f70e7f356a…8d8ec1now …
- 3. Block #4913 hash changedstored 9ed3114d5a…b0d41cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 296 records. Each step hashes the current value together with the sibling shown.
- leaf 082d62edf3daf05e2c493eed02779ea99143a32cd5751ed3f51bec66f266ae4e
- 01 L 05d335af13137f15e253ba13016ad1a85444038c82ae3c6887869bde20dd1d22
- 02 R 23b0457e7e596df03815002b01c7ed73d21f0f8ab0bfb8cd47cd7f4c67147756
- 03 R 0170319e1b53dad406d941e7ecb46477220e01201eb93dd19392d582d6645500
- 04 L fdbebd98ab6f7ec4fa4a88c1a2746f0836d49969a0495b1ce37d7611f0ef3e33
- 05 R 806909dbd1cbe344665aa2fb2e137a4fa7e1d48aa3b683919d309be344760969
- 06 R 363082e4018b23eb81ada48d71369b09cc2b053114e27300abb20b016f5e98eb
- 07 R 50d3899b063fcaf1ee3379394ccf607e8f537910b262465b57128efb5db19cb4
- 08 R a291784bb2408289cb69a9acb7754fa68707639ef4c5747c6290ba74876b2564
- 09 R 5b98ca9c995d2228eb19238953b3f6376f2a01bb8e6a605ed4e16390740c7eb7
- root f70e7f356a1e539c333f4668cecb8bb718cf6f0e4e3cc98561a15dad0d8d8ec1