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
CIVIL AVIATION AUTHORITY OF THE PHILIPPINES Award a ₱3.9M contract to 1ST J.E. ADLAWAN CONSTRUCTION & SUPPLY CORPORATIONNational agencies
Transaction hash:
b03b85a2f577a202d41588a4105913e9277ce171e41dff30a414a14488f01abc
Status:
Included and unchanged
Block:
#4,035 1,978 blocks after it
Position in block:
Transaction 202 of 267
Award day:
Feb 26, 2020 (6 yrs 8 mo ago)
Value:
₱3,884,988.44
Project:
Busuanga Airport Development Project (Improvement
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 #4,035 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)CIVIL AVIATION AUTHORITY OF THE PHILIPPINES awarded it to 1ST J.E. ADLAWAN CONSTRUCTION & SUPPLY CORPORATION on 2020-02-26.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 b03b85a2f5…f01abcnow …
- 2. Block Merkle root changedstored 33d48f8888…15b4d0now …
- 3. Block #4035 hash changedstored dcc6ae5734…6bf225now …
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 266 records. Each step hashes the current value together with the sibling shown.
- leaf b03b85a2f577a202d41588a4105913e9277ce171e41dff30a414a14488f01abc
- 01 R b049740b83a50ef112142d66b13f567169b23c2dbebebef2c82d45d867b66a05
- 02 L 353c0886e5bcd11cab1c1facd934a1ce68a38a1e2226de95b13824fe6bb15c67
- 03 R cc9ad2be0517f4b9924e463c8e372ba0b8050e32316e19cd6a2ae296fb53ef0e
- 04 L 64865b45b828779f233a3b226fb169c51188daf420ef87601dcc7a24fee4beb0
- 05 R f30d977e865fbd4d6009021d28eb1aae78a6aaa2e6247b2aac6d4869c7c76981
- 06 R 8f8de54c88296f661b71f2f136eef62fc6f32961866a14f581aef0f300486b98
- 07 L 5d20c7251deb3ddaea87f97b2f72f95ed286f0d9be5472316293c4b9430d207f
- 08 L 2434dc5e638f380096d35bea42a12294e5681eba0b5e9166f424ab1d8c408987
- 09 R a8addfabb58e06a1a0f9a4a86b1d725a60d1ed128866e3a594405e60a91da806
- root 33d48f88882a042b4046012fa9d1c4ab01899430c39580c973fb437cef15b4d0