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 SUB-DEO Award a ₱40.0M contract to VILLARAM BUILDERSNational agencies
Transaction hash:
cf62efdfb25e6d1367078418d7b359503226bb7dbae4a48b9c765bbe198c0b8d
Status:
Included and unchanged
Block:
#3,299 2,714 blocks after it
Position in block:
Transaction 187 of 225
Award day:
Jan 8, 2018 (8 yrs 10 mo ago)
Value:
₱40,030,654.81
Project:
NOA, CA, NTP
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 #3,299 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)DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 SUB-DEO awarded it to VILLARAM BUILDERS on 2018-01-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LH0221: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-10-02). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 cf62efdfb2…8c0b8dnow …
- 2. Block Merkle root changedstored 5ce4bcdf14…1e5782now …
- 3. Block #3299 hash changedstored b974540a2f…60c146now …
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 224 records. Each step hashes the current value together with the sibling shown.
- leaf cf62efdfb25e6d1367078418d7b359503226bb7dbae4a48b9c765bbe198c0b8d
- 01 L ceb667b98dbbfd6dd1eab84d728e1ba34eea7b5a8cef14907f9e6036e3900941
- 02 L 9a27f92abea8dba17f6b8f1df54d86b012d83d9fa88699f754371842851f8449
- 03 R 87c1f23324beb22f419027c45fc0647197fb49ed68f28ab4dc47fa31fb914e89
- 04 L a09fe2d6e8b1b04f266b3aee01d611bee26d14d2604baa6228311f79ba6be244
- 05 L a9f54eaf1404bdad6a1b8d564d9b6862eccaacbb4d570507d7fab122cc1b998a
- 06 L 878aa16ee2772f0c17496891ea435c904b58839ebbf09275a97812c5674b789e
- 07 R 5b974a7b695eb712ebba639dbf108f55fc672830461349eac2ecb46bd90e3740
- 08 L 1a81a13adc098f44fa8c731d60b8dced719e79977c33888c785c2c074bcbbf46
- root 5ce4bcdf14d5fba9b8c10bbbd9c9af78eddf50411d6177c7e276dd10d41e5782