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 MALABON Award a ₱2.6M contract to JAC BUILDERS CORPORATIONCities
Transaction hash:
bc516854cf459b476a5aaf4e2a08d8d96420b4debba09a58bb0f8ab8cf9503ec
Status:
Included and unchanged
Block:
#3,582 2,431 blocks after it
Position in block:
Transaction 159 of 230
Award day:
Nov 6, 2018 (8 yrs ago)
From:
Value:
₱2,620,667.60
Project:
CONSTRUCTION PROJECT
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 #3,582 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 MALABON awarded it to JAC BUILDERS CORPORATION on 2018-11-06.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 Malabon gave a "qualified" 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 bc516854cf…9503ecnow …
- 2. Block Merkle root changedstored 922894c983…83e444now …
- 3. Block #3582 hash changedstored c81d4b867b…645474now …
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 229 records. Each step hashes the current value together with the sibling shown.
- leaf bc516854cf459b476a5aaf4e2a08d8d96420b4debba09a58bb0f8ab8cf9503ec
- 01 L babc02f15af43700310644465bb7bece571ca91627b0802f196a7805f54cb4a0
- 02 L c1aa0fc9adaabc4377926ff9498be20b448dbc2da8984670f7c79d7525f4e8ff
- 03 L b13eeb314eb7be8eb2489687ab62528c03e3fb00343df2771ae0b73b8574606f
- 04 L 9b5741c096d6fd3b343dbd65a8e109cccd7285e0f46d39ddf008b06af4e8a29d
- 05 L ab89f5c559f1499a246016e2d68c03980dc3833f5bb8ae8eaee17dc6a5fa8ac6
- 06 R 491693b7efca3290a0ea68feb4277bf47c00a87d2ceb5af019caed270ec9ac26
- 07 R 47ebbd4a50bd6156a14555d735495ceba33cff963882aa8a03d1f730ec8982fa
- 08 L a89d09128ce92d7b0f7ebd11c53731eb3e7bb5c4ece8be59da297c3d31e50ed8
- root 922894c9838568573871dbddd3c3cba503555b55156d16401162b5c2ca83e444