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 MUNTINLUPA Award a ₱836.2K contract to JADOMINIA CONSTRUCTION & SUPPLIESCities
Transaction hash:
afa2fbb7b0cdba34b181755b062d9a89fb9776f3a13eedd0b9cf5ae6be8af768
Status:
Included and unchanged
Block:
#2,844 3,169 blocks after it
Position in block:
Transaction 111 of 163
Award day:
Sep 7, 2016 (10 yrs 2 mo ago)
From:
Value:
₱836,240.77
Project:
Construction 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 #2,844 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 MUNTINLUPA awarded it to JADOMINIA CONSTRUCTION & SUPPLIES on 2016-09-07.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 Muntinlupa 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 afa2fbb7b0…8af768now …
- 2. Block Merkle root changedstored 2fd190fe45…82ed77now …
- 3. Block #2844 hash changedstored 67a9b2bc49…0f9dbenow …
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 162 records. Each step hashes the current value together with the sibling shown.
- leaf afa2fbb7b0cdba34b181755b062d9a89fb9776f3a13eedd0b9cf5ae6be8af768
- 01 L aeb4e1638aabea4d39fd426647258cd2ecc305e697d522a888a1f8da3eda108f
- 02 L 697f08cba5523e61c3d6f455bee30c717da40c27d7b355f4ebc42b6dd63d7570
- 03 L 0835b3de524743663c9575766fc201ca8cc840c380226afac9a9f6d702fba129
- 04 L d44fd718d62d8cf8a40acd47bc141c620e5aaf3f1fe5f1f6f38384a7203baf20
- 05 R 9204ad3b4af68a844780e260ab15a0e30952ea324309f9fc76ce924a10161c24
- 06 L 0ca1e562e51a48a3b8e1087c310e44bf8b9abac6bdb137d621d595cc68acdfa4
- 07 L 4c0071569cb11d20904321049fc40d1c5b42b01edf26012595e5f1e221c0340d
- 08 R 37c4161fc893ac34e526efd60a1afe005a6f7dfcbb847537d7323624772abc30
- root 2fd190fe452fb31fe31f90af61aebce545415ec6f805675b75ba4eff3182ed77