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
DPWH, ZAMBOANGA SIBUGAY 1ST DISTRICT ENGINEERING OFFICE Award a ₱22.5M contract to DIPLAHAN COMMERCIAL AND CONSTRUCTIONNational agencies
Transaction hash:
28bf92decddf93111ee284f84825a3deb93a35a91fb5aa1ac658a7051b235df6
Status:
Included and unchanged
Block:
#2,626 3,387 blocks after it
Position in block:
Transaction 44 of 293
Award day:
Jan 4, 2016 (10 yrs 10 mo ago)
Value:
₱22,472,423.57
Project:
Road Widening
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 #2,626 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 - Roads: Construction - Gravel, Roads: Construction - PCCP". 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)DPWH, ZAMBOANGA SIBUGAY 1ST DISTRICT ENGINEERING OFFICE awarded it to DIPLAHAN COMMERCIAL AND CONSTRUCTION on 2016-01-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16JI0002: 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 2016-10-16). 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 28bf92decd…235df6now …
- 2. Block Merkle root changedstored 38163ff808…687281now …
- 3. Block #2626 hash changedstored 9e5fde3cc6…2c8fa4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 292 records. Each step hashes the current value together with the sibling shown.
- leaf 28bf92decddf93111ee284f84825a3deb93a35a91fb5aa1ac658a7051b235df6
- 01 R 295155d73f8b1d082e9d2449cdc28441c2da2fcadf3e57990ad22857187f4aef
- 02 R cf368eea95b409ee509ead26df1e7c33f981a1a73d63b59e7e90c0d2f6441492
- 03 L a5363896fc9652a4c8f75cafec0e154fea187d9e85fac602afee3dc9ac0581a7
- 04 L 0c4535b905bb667a44519cbc834e4bc24e217e7a58d355d940ec1ecca337d4d6
- 05 R 08b318f93dccc024fc209de8cfdb709d842d64a73b73c357d1e2af64ac452021
- 06 L eb25bb27e5edb268c80238a01999a87de42e1f66b97ed08f6b072983d9d53992
- 07 R ab7ee710964ce155a5adb3de714c13e134f79e87aff9f86991450d2f310d561b
- 08 R 4f38fa5cc3a4a4ac78990b1260f38da5f6079da98fba14be43fb1f1836bf654a
- 09 R 1d1c9a41c62fbf6bacf0228f6973ba24dad9456ae185afacdf0a6554f0ef93c9
- root 38163ff80810034a657e102acbb44d72713a2d790b8e3a0e650dacfbd3687281