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 ₱15.7M contract to B.P. DELA TORRE CONSTRUCTION AND DEVELOPMENT CORP.Provinces
Transaction hash:
f43830ccd93d8c962e080f959f068a065634c9195565bf82adef3d294f8e9976
Status:
Included and unchanged
Block:
#3,513 2,500 blocks after it
Position in block:
Transaction 173 of 184
Award day:
Aug 23, 2018 (8 yrs 2 mo ago)
From:
Value:
₱15,749,357.22
Project:
Improvement/Rehabilitation of Velasquez Street Ext
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 #3,513 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 B.P. DELA TORRE CONSTRUCTION AND DEVELOPMENT CORP. on 2018-08-23.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 f43830ccd9…8e9976now …
- 2. Block Merkle root changedstored 4501714666…1db703now …
- 3. Block #3513 hash changedstored 30cd027470…13d411now …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf f43830ccd93d8c962e080f959f068a065634c9195565bf82adef3d294f8e9976
- 01 L f36a2a492c1eb7d49a888f1f8331672b5ae210e153267d972692220a51c989bd
- 02 R 02273b577c942aa58daf4360c7360c9961ba95891ee1538f89fa3248d55347f7
- 03 L 7b1cded809304a0cd7d18b817d70ad794bacdf9beb7ae4479fa48696fce5039e
- 04 L 37e2f01e7880700ed075a0820297d32a8e0715c088fc2db21b5c16d3456fbc65
- 05 R 2c3297867c6fee0a880fde0aa4e9af769dc9c1c4978d54b4d7a6cf7de6f09524
- 06 L adafc9845cd4d7f84f43ecae6514767ba1beceaac4166f67ddf661afc50e03a0
- 07 R 7f20078256b9987da709515871f4f54c772da1d52ade5d48f4952882c50be584
- 08 L 672ee339ec6709434af16d2e3446f008df5f9908f2515db029ac8cb0be1d3c03
- root 450171466660bcb01f2c4b9ef1a467bd7d17d5513602cc169e6b8efeaa1db703