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 - QUEZON CITY 1ST ED Award a ₱4.8M contract to OSCORD BUILDERS CORPORATIONNational agencies
Transaction hash:
ef10dca09afa1a582a4932d22d17f51a679fc331370a628dbd64ae5990888c8b
Status:
Included and unchanged
Block:
#4,198 1,815 blocks after it
Position in block:
Transaction 180 of 195
Award day:
Aug 20, 2020 (6 yrs 2 mo ago)
Value:
₱4,752,000.00
Project:
20OF0226 Construction of Multipurpose Building, Br
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 #4,198 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 "Regular Infra - GAA 2020 LP", i.e. the FY2020 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 - QUEZON CITY 1ST ED awarded it to OSCORD BUILDERS CORPORATION on 2020-08-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20OF0226: 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 2021-06-28). 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 ef10dca09a…888c8bnow …
- 2. Block Merkle root changedstored 832617480e…68366bnow …
- 3. Block #4198 hash changedstored 0e9cfde715…2ddb77now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf ef10dca09afa1a582a4932d22d17f51a679fc331370a628dbd64ae5990888c8b
- 01 R ef281b725443a885c608d6ff768afe1399a9178e876cf0e2ad8e774628877f9d
- 02 R 6d38eb752daa05a455ed0a2292b7d83c8246745324cf0063adc6a2ad2a9b87c6
- 03 L ba228c1115f1fd60bcea4d5204d6582b8bcd00e3ca0b194b2449ab39343acd68
- 04 R f7a092cfbb6306c92d074158b2d8d5c5a0790ee17008c5e95459d061cf9d6e57
- 05 L 18712cab819d60d8dfe3511a54186285588ed48acf74218af304c0052a0e2726
- 06 L acd9dc950be228ac41b699855cb1188f5b337cd6aad0cf50671148c4a3e4cf0a
- 07 R fd70767b0f81cbec0bfed18983f8128bb1f28fb5b72b778d53b244f0eaede18c
- 08 L f4e192d68a86212474dd6351a23ff21a58205ccda09ece30e632713a14251ac3
- root 832617480e96ceef43c1ca82b8c164a119158838a3fb6b3146df4c86b368366b