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 ₱2.0M contract to M.P.Z. CARREON BUILDERSCities
Transaction hash:
047ee4cc3d680a8cb9db5216163ad420d1afaae3b9e60356e11a8c8d2993e479
Status:
Included and unchanged
Block:
#5,653 360 blocks after it
Position in block:
Transaction 1 of 239
Award day:
Oct 16, 2024 (2 yrs ago)
From:
Value:
₱1,999,890.08
Project:
Proposed Repair and Improvement
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 #5,653 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 M.P.Z. CARREON BUILDERS on 2024-10-16.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 047ee4cc3d…93e479now …
- 2. Block Merkle root changedstored abd4e1b835…6dff74now …
- 3. Block #5653 hash changedstored 5599b0dd59…f72cb6now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf 047ee4cc3d680a8cb9db5216163ad420d1afaae3b9e60356e11a8c8d2993e479
- 01 L 001e476fa6cca9182c56d922301433ed4fef0d7fa33463389ae614a9e880e17f
- 02 R e9563ba9f6efed0db7a080b9e80a5d6b2bccccf18b3b6e32b74aee9301044e57
- 03 R f0b8db378d0479a91e2d4b1fa6894676b01dc8d4bfd726062de8daf7383843cc
- 04 R 5c03c228cb252a437add3c63620223870e5a04ccb3421d06de2557a03793c276
- 05 R 2e87f570cf0f490eb21bcab77c5a7c1fa7d559ebbd0d9601245914e0c5ba16e5
- 06 R a143baeb5182a2e83d560beb93e8374687278a4b210df9ac0df3b9f401cc075c
- 07 R 18845ee8f1d09b01aa4f13a3f44a5c43daef3e0c348c0898b7f8f482833eb9be
- 08 R a8a86048ebdb74af15ce0b146b90f190b1b91ef653c83301b9db236107419967
- root abd4e1b835131b2fb55001037728cb546bb8e5377cc484edd30e76db436dff74