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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA SUB-2 Award a ₱43.4M contract to ARMANDO U. KHONG HUN GENERAL CONTRACTOR, INC.National agencies
Transaction hash:
ff82bfbff27790a3d5fd0e2b5063192fc403532ca76ed85c52370cf2fc7d1ca8
Status:
Included and unchanged
Block:
#2,093 3,920 blocks after it
Position in block:
Transaction 71 of 72
Award day:
Jun 4, 2014 (12 yrs 5 mo ago)
Value:
₱43,402,494.69
Project:
impvt/cleaning and desilting including (ROW)
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 #2,093 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA SUB-2 awarded it to ARMANDO U. KHONG HUN GENERAL CONTRACTOR, INC. on 2014-06-04.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 ff82bfbff2…7d1ca8now …
- 2. Block Merkle root changedstored b41ae9b44f…7eba83now …
- 3. Block #2093 hash changedstored c9cc55d6e8…96a457now …
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 71 records. Each step hashes the current value together with the sibling shown.
- leaf ff82bfbff27790a3d5fd0e2b5063192fc403532ca76ed85c52370cf2fc7d1ca8
- 01 L fe48c3d5b3192dcb4924d95bd1e5f844299d2cfa8ef24a839039603b7ae2cbd2
- 02 L 0b056d6eae53a96fe4c97ba3a891695a4815b6ba9414e13e55cbf20eec09dfaa
- 03 L 1e8fa35ff695868def2f246edaeb0de32016582e1510305b68c372cb6d0cb469
- 04 R 73be1abcb699269e0d4443d571619d77bd829000325b4171de89581ce33089ab
- 05 R 8d28ce5ea2c5598122c9f25f2141f83e866de7e8b03d427c21ec0f26d244aeb6
- 06 R 15b244e975c5b3197349b401eccf97f90e79a624bd1e8e245e969648fa67943f
- 07 L 2eca7f81f462f0df4ea99033613be6fb04ebc4dc94ec60c6e9f3b198b8b573d1
- root b41ae9b44f4e139c8713a1e4874bba7c1091933907b12ef3fcf6f624f77eba83