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 - DIVISION OF ZAMBOANGA DEL NORTE Award a ₱4.5M contract to CPAN ENGINEERING AND ENT.National agencies
Transaction hash:
f09e38e87dde93ada22c7bdc3ece53f879ecf75d0b5fcbf5c57c8a3f28d7af3a
Status:
Included and unchanged
Block:
#3,942 2,071 blocks after it
Position in block:
Transaction 170 of 188
Award day:
Nov 20, 2019 (6 yrs 11 mo ago)
Value:
₱4,490,795.45
Project:
LOT 3
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 #3,942 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 - DIVISION OF ZAMBOANGA DEL NORTE awarded it to CPAN ENGINEERING AND ENT. on 2019-11-20.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 f09e38e87d…d7af3anow …
- 2. Block Merkle root changedstored a69b2993b0…e89be5now …
- 3. Block #3942 hash changedstored f5175325e9…3a53b5now …
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 187 records. Each step hashes the current value together with the sibling shown.
- leaf f09e38e87dde93ada22c7bdc3ece53f879ecf75d0b5fcbf5c57c8a3f28d7af3a
- 01 R f22260ed8b68931e2c455b4e6f7ef784b7dd0f3709a9b28e9bc1461425b3e1be
- 02 L e6bd3ed2a5d6e05adbc24404f89d66cbee316e21dad06202fc1a015aa1f90dae
- 03 R d5920305bd8d61ef584172cc785e9020025d9a84167b688188217d4b069ba559
- 04 L 9bd09472cce2ed2219298c6acaaa0ca18d1893e10a4c0a6bc422f9be6b2a6367
- 05 R f189ae4ef719a1a4ff7239f0f1574f8d7342b95c4c3d928e7c0530308aa04d3e
- 06 L 3aa752cf89c4ace7f41e8407afad96dc38db497ffa8240f5023165dc47cab81b
- 07 R 93c91b602e4f61625f6d2603cceb98dd479f7a98f595e08c0840168787429915
- 08 L 106f8e53e96c86505514b3ea9d5f9ddc616379f6a03e7808f1f2f7ed622b5d22
- root a69b2993b096a9d9d987d4c0108120fefcc3cc65fc6a2a37e475ab7866e89be5