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
DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE Award a ₱2.8M contract to KEVIN YOSHI BUILDERSNational agencies
Transaction hash:
e2c06c8439346fcf8a14700ec65dec64a0a8383091415ea044597cd17ffe9374
Status:
Included and unchanged
Block:
#2,594 3,419 blocks after it
Position in block:
Transaction 149 of 172
Award day:
Dec 2, 2015 (10 yrs 11 mo ago)
Value:
₱2,783,213.23
Project:
15MB0163/ TechVoc Mabuhay ES
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 #2,594 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)DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE awarded it to KEVIN YOSHI BUILDERS on 2015-12-02.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 e2c06c8439…fe9374now …
- 2. Block Merkle root changedstored 26f68c516a…557123now …
- 3. Block #2594 hash changedstored b655e7f518…4886b7now …
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 171 records. Each step hashes the current value together with the sibling shown.
- leaf e2c06c8439346fcf8a14700ec65dec64a0a8383091415ea044597cd17ffe9374
- 01 L deb19bd2da4623652f5557624fd3a9af07da583108272e6d7d28bc07b2936bf1
- 02 R 45698bc1a253d661c1e6fe8bff170ec3935f259c32e8ab7c9784c3094df930d1
- 03 L 0bb8531505836918975922f2ded7ffa30b311c48e02d4771f59ea9fa65cf68ba
- 04 R 61e7fe1ffaa1fd58cfcc2abef2c24af04ee057eb74ff9faa3b7068f76c20b348
- 05 L 1b8a8275c5fce2a72793ff5a27448958e9f23fcada11e8831489b90816087510
- 06 R aae99f5718582eb5b17eed10ca7a72761d74c52d15d0ce8d0a328e216dddcfba
- 07 R 47377843604e6a6d51d6ca833311d26717dd944d88baefc9dd13b15110d78d43
- 08 L 897a0ac23154487217f0d765088e494a3b5cf8211dc68953bcc28f3732fc01a5
- root 26f68c516abe870f3d4cd2daee9569abc8853cbdec0dd139fb765a75c7557123