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
NATIONAL HOUSING AUTHORITY - REGION X Award a ₱32.8M contract to MARKBILT CONTRUCTION TRADING & DEVELOPMENT CORP. / QUADHOMES, INC. JVNational agencies
Transaction hash:
58f37fd5da353d7a8dc49edc81546466f33f35a4d822b4d2896eff2a7af5dfaa
Status:
Included and unchanged
Block:
#4,668 1,345 blocks after it
Position in block:
Transaction 92 of 259
Award day:
Dec 23, 2021 (4 yrs 10 mo ago)
Value:
₱32,849,708.95
Project:
NHA - Don Carlos Phase II
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 #4,668 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)NATIONAL HOUSING AUTHORITY - REGION X awarded it to MARKBILT CONTRUCTION TRADING & DEVELOPMENT CORP. / QUADHOMES, INC. JV on 2021-12-23.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 58f37fd5da…f5dfaanow …
- 2. Block Merkle root changedstored 2e1db8c9a8…9ef58cnow …
- 3. Block #4668 hash changedstored 2417876951…fc8daenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 258 records. Each step hashes the current value together with the sibling shown.
- leaf 58f37fd5da353d7a8dc49edc81546466f33f35a4d822b4d2896eff2a7af5dfaa
- 01 R 5a4fee303aec3c732b218b2dc38ca28ab4a5786a33996dc4c907a7c671f3985d
- 02 R d966f9171caccfc1a37184fe8c470fb69f6614f948194fb13b289e80f3bee3cb
- 03 L 52177e923459cb9f743fd1187bfe1ba39342f3057b74a57f7060312167362a3c
- 04 L 94ca604ad180c4427a69f213732aeb1f9b0f6c51ab4f5fabff991c63caf815a6
- 05 L 96ce2081465f8413adf8181a4e753ebf4bec4574139d27ecfcad32df5f99df24
- 06 R e18dbacbe2326afb49131bb100d1a8e21482c19669371b203f2de55d0cbf771a
- 07 L c87d91adb02af4b0674d1ae7dc4170f9f5a28a654b58a2d29eba7dfe45a1d8cc
- 08 R 468673d64bfa1740d8506057ff7d0d830938462f41e13abf3482df083ae87a50
- 09 R d49f65a9395b79a78857f9d1463f2c7bc6bb30f25434dc416f1c671334a58210
- root 2e1db8c9a801ab208f4b6fbe5cebdcc022895c8c7e6f354c916657e36d9ef58c