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
CITY OF PARAÑAQUE Award a ₱7.0M contract to MC GEOMETRIC PROPORTIONS, INC.Cities
Transaction hash:
0cf5c8148eb4035e8b3a1eda85382816aa5b67647abe33583119910d547f3745
Status:
Included and unchanged
Block:
#1,532 4,481 blocks after it
Position in block:
Transaction 7 of 82
Award day:
Aug 13, 2012 (14 yrs 3 mo ago)
From:
Value:
₱6,991,616.77
Project:
Construction of Drainage System at President Ave. (from Dr. A Santos to Tahanan Village), BF Homes Subd., Bgy. BF Homes
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 #1,532 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)CITY OF PARAÑAQUE awarded it to MC GEOMETRIC PROPORTIONS, INC. on 2012-08-13.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 City of Parañaque gave a "unmodified" 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 0cf5c8148e…7f3745now …
- 2. Block Merkle root changedstored 2edc471836…2702a5now …
- 3. Block #1532 hash changedstored 5c081bfc9a…e13e69now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 81 records. Each step hashes the current value together with the sibling shown.
- leaf 0cf5c8148eb4035e8b3a1eda85382816aa5b67647abe33583119910d547f3745
- 01 L 0c2070f09d013aacca8a651832ebf78fdbfa8ef109d89a4c78a9554bcc643671
- 02 L bb1c4435c907d516fb748c177635a8b850e80c91c9ecb910860215058b2ffc51
- 03 L c9472c015d29108025042040f4e20b85380e12dceb9796517e01a6ba4223aa1f
- 04 R 22beece899b401593ff013a86c03851446e1b7eea13ebf1761e82c03e1d82503
- 05 R 51f4aabe83301740d33f2a6bfb150ca9b2f03694449edbb754f0e45022567c82
- 06 R d41c9786abedf9384218742b4b3570020d8ae9f4b50102b5904f347ad347d978
- 07 R 6ddc11b597d354edaa34bdeec4c35cf5f74e074fef7374ee06cbf134e96b758c
- root 2edc471836caa0b461d1796530868c07975ed2529478f07e3403e720372702a5