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 PUBLIC WORKS AND HIGHWAYS - DAVAO CITY DEO Award a ₱9.4M contract to WEE ENG CONSTRUCTION, INCORPORATEDNational agencies
Transaction hash:
14d2b021305e53e9dd58faae26ccbc1b198d7a568eeb564831e08b76774c6dae
Status:
Included and unchanged
Block:
#4,510 1,503 blocks after it
Position in block:
Transaction 1 of 8
Award day:
Jul 17, 2021 (5 yrs 3 mo ago)
Value:
₱9,418,905.23
Project:
21LB0243
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 #4,510 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 PUBLIC WORKS AND HIGHWAYS - DAVAO CITY DEO awarded it to WEE ENG CONSTRUCTION, INCORPORATED on 2021-07-17.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 14d2b02130…4c6daenow …
- 2. Block Merkle root changedstored a360fd8609…57c96enow …
- 3. Block #4510 hash changedstored c3a0dff101…c62555now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.
- leaf 14d2b021305e53e9dd58faae26ccbc1b198d7a568eeb564831e08b76774c6dae
- 01 L 06fa382d2bce359a7d328514a15cd2cfbb9949d0cace1c18371bd61f1a3ffeeb
- 02 R c0f90888003d0b6149bc6835be8b911449e95a0f59e415a168d46d3e5c70c996
- 03 R 9455bb30ad602c13fb709f04066ae5e183ef4b2de4eeaf8d091c9f4aa377d75a
- root a360fd860979ad7df5a39ec1a597f8698c31443444a133d3c97abcc10757c96e