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 ₱3.9M contract to OLIVER AQUINO CONSTRUCTIONProvinces
Transaction hash:
e13cedea80a4995ff0ff88abbdf4d49b3b121eccb3b1b8dd298357fbda635c34
Status:
Included and unchanged
Block:
#3,977 2,036 blocks after it
Position in block:
Transaction 326 of 375
Award day:
Dec 26, 2019 (6 yrs 10 mo ago)
From:
Value:
₱3,885,200.68
Project:
Improvement/Construction of Drainage Canal at Ilan
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 #3,977 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 OLIVER AQUINO CONSTRUCTION on 2019-12-26.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 e13cedea80…635c34now …
- 2. Block Merkle root changedstored 888190f5fa…d106fenow …
- 3. Block #3977 hash changedstored 4292df5159…fe8685now …
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 374 records. Each step hashes the current value together with the sibling shown.
- leaf e13cedea80a4995ff0ff88abbdf4d49b3b121eccb3b1b8dd298357fbda635c34
- 01 R e189fe39689717aa745bacf32cfc859c696c5dd4caa9290103b7932375feed12
- 02 L 50398e862d7748829b9456579d597149cc1737fd5fb0f0a33f20eda8147f7bd8
- 03 L 1a34ae64bb872701efed828cdf89298e3e46aeb8749f9c336ca8c723c64ba8e9
- 04 R edb08b923a826685ffe8b8bd9b7431509f4b73af9596d8917423d15f0960c57a
- 05 R fe7e72f9911cecdc2374d595a726ddf4871be9dcc3d6c2276e263bace0b045af
- 06 R 8f7ad6edacee61f708673c8828b2065b8079727e2cfea936a7c97825c5b05d4e
- 07 L 5bf30598673c60cf62b99c1f0641b2aa25765b43aab0731d3c9198f9bff1f0ec
- 08 R 7e76733809debaff9017c3dda60b6b22f0cffdfae3bcb55219ef272b211ac30d
- 09 L 9f4f9ca2b18e94a09b6fc37f493e172ec72243398a1c17e5dd0490806dc727e1
- root 888190f5fad409a76b38d3449d3493c0126df7583a625b4ed421c31986d106fe