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 LIPA, BATANGAS Award a ₱5.0M contract to TERAVERA CORPORATIONCities
Transaction hash:
b0542e3d71b2152fcc4c4bf4e2653c8cec1686c6229dad6f9d95fe252173ba0c
Status:
Included and unchanged
Block:
#4,073 1,940 blocks after it
Position in block:
Transaction 62 of 87
Award day:
Apr 6, 2020 (6 yrs 7 mo ago)
Value:
₱4,990,267.96
Project:
improvement Ospital ng Lipa
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 #4,073 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 LIPA, BATANGAS awarded it to TERAVERA CORPORATION on 2020-04-06.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 Lipa 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 b0542e3d71…73ba0cnow …
- 2. Block Merkle root changedstored 37e21794da…7e95a5now …
- 3. Block #4073 hash changedstored a0c3774cd1…9cd2b6now …
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 86 records. Each step hashes the current value together with the sibling shown.
- leaf b0542e3d71b2152fcc4c4bf4e2653c8cec1686c6229dad6f9d95fe252173ba0c
- 01 R b236ee36ec253b3a21e8ff3c5869acc4bad9e7220ed20fd58693c86931978ea1
- 02 L a188e14352e126c4034e49b99b7be6559c6961556b2323b9b40d0897d4ee507f
- 03 L 9954fe63fca45486f554b32350b0bc432006d7e1fb34f65f8c2abfbd33976f51
- 04 L 2692eac918581e5d88af7bb45d58137241f80356a79732cbbd38878a5874919b
- 05 L 35b13cf1ac37ee6e35945ae2e0943f18d31f469b92497820bcf1ad90d5417d7b
- 06 L 0452af35e818f997453b13405f1cdf15cbc55d9f99fa28e015233028f29b0e28
- 07 R 6f2720713247fde6775283c38cbba18d501c5c9c558d65d41e6ecbd668a5bc77
- root 37e21794dafe4afc039668ba6f9fc9c98d6a90b3e28e86287a364e4ca57e95a5