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
MOUNTAIN PROVINCE STATE POLYTECHNIC COLLEGE Award a ₱263.0K contract to POLO ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
2dababce5925ebb5ee8eda93cb91a9352df9b45b8f89972c4636d49ab3505ba7
Status:
Included and unchanged
Block:
#4,790 1,223 blocks after it
Position in block:
Transaction 3 of 16
Award day:
May 2, 2022 (4 yrs 6 mo ago)
Value:
₱263,000.00
Project:
Construction Projects
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 #4,790 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)MOUNTAIN PROVINCE STATE POLYTECHNIC COLLEGE awarded it to POLO ENGINEERING AND CONSTRUCTION on 2022-05-02.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 2dababce59…505ba7now …
- 2. Block Merkle root changedstored 25c7b8271d…10b479now …
- 3. Block #4790 hash changedstored 882040cb4c…ee86b0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 15 records. Each step hashes the current value together with the sibling shown.
- leaf 2dababce5925ebb5ee8eda93cb91a9352df9b45b8f89972c4636d49ab3505ba7
- 01 L 28b20abe4021df2373ceb6f6e495cafad921770427d6a579c4c48a3b41b3a6fd
- 02 L 8917fe609bce4c9c662aff151b7e556d8d1b4ac962264efe7257106098357d8d
- 03 R 7b321a8c8f7621e207f824efbf0e5abab3ad00e691dc68f16d2ac59e1a479930
- 04 R db3616a96588b7e22a4ed72959eeb07b456e0044f9a73858db26743a7d2a01e4
- root 25c7b8271d84b22a9a2f8d4ba8024e09d4a64f0dac206bc23ef67818fe10b479