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 EDUCATION - CAR Award a ₱12.1M contract to FAMILY CIRCLE CONSTRUCTIONNational agencies
Transaction hash:
c3a10978d5ff7002b99d46681c65fb09d392e3b1b56bf6ba4ff2b3420c6c5c66
Status:
Included and unchanged
Block:
#3,981 2,032 blocks after it
Position in block:
Transaction 9 of 17
Award day:
Dec 30, 2019 (6 yrs 10 mo ago)
Value:
₱12,147,814.13
Project:
Repair and Rehabilitation
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 #3,981 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 EDUCATION - CAR awarded it to FAMILY CIRCLE CONSTRUCTION on 2019-12-30.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 c3a10978d5…6c5c66now …
- 2. Block Merkle root changedstored ed8076871f…85a2a4now …
- 3. Block #3981 hash changedstored 7fa2fe36b1…200f87now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 16 records. Each step hashes the current value together with the sibling shown.
- leaf c3a10978d5ff7002b99d46681c65fb09d392e3b1b56bf6ba4ff2b3420c6c5c66
- 01 L b3dba16779a84c6f30c0de28738f4a053c63e97dc42971fd7df2739321a5f981
- 02 R d8bba23e27397bce77a8159bbe5181baf5bec080dc8af4e97b3edaeec0e902b0
- 03 R 57a18e4fda529df936e1d03aa084ec957efa1474f9bbe1228398372b19fd1e80
- 04 L bbd95ca064f6d992446e58fcd9909c28d20a1963b71c704589039b87435d5ccf
- 05 R 0959be43fe4ed0a8ba8e22ebb6ddaec8c9dacc012c52a03a48378db8a41817b0
- root ed8076871f1f7dcc867fc117291685b047fbd40050fb79a65e5f9e93ac85a2a4