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 LAS PIÑAS Award a ₱989.0K contract to REDCAR TRADING AND CONSTRUCTIONCities
Transaction hash:
b3bc6fef9cc08defb0670a621dc79caf6a97b20ca9fffbeb745a7ad4c5e2a907
Status:
Included and unchanged
Block:
#2,549 3,464 blocks after it
Position in block:
Transaction 147 of 191
Award day:
Oct 16, 2015 (11 yrs ago)
From:
Value:
₱989,020.20
Project:
Installation of Drainage System
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 #2,549 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 LAS PIÑAS awarded it to REDCAR TRADING AND CONSTRUCTION on 2015-10-16.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 Las Piñas 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 b3bc6fef9c…e2a907now …
- 2. Block Merkle root changedstored 56606d15ff…9c2adenow …
- 3. Block #2549 hash changedstored 592c83659b…b66db6now …
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 190 records. Each step hashes the current value together with the sibling shown.
- leaf b3bc6fef9cc08defb0670a621dc79caf6a97b20ca9fffbeb745a7ad4c5e2a907
- 01 L b364d269c97b07731e3d94b27960b5d5a80452aca61aa797e97315cd5aa846c1
- 02 L 6318af7ec0a6a90f16871166a19b45202fb03e53cd2cc7f057d785538e6a0cd6
- 03 R 3b96776b433cb8c5692c6fe24f476af3191df1765c755e566b599bcb3c1f7c35
- 04 R c007a1d8a9371d063691c256a37002f2940c88b35e7f925d3007c33be214ad95
- 05 L 3e0faa34dadbdd574f1b504ca25b233bd5e1efd29f101134400b2f346e8ec635
- 06 R 25adbd73d5f10e207701a0d9da7814d9a8887e78d8127c9c7add7ee3ced2a3c3
- 07 R cbffe28c2361af38f193cc091faddd8a3c21573c569e8b32a8328d37580c8642
- 08 L 05f3b9575f36ce9b2d2f2149a5edab8dd0eb1c31c66f3778743811d632aa6114
- root 56606d15ff55e84308a3fc5f8b1b4bfb76071e2aa5c4d5b6133a41d2759c2ade