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 HIGHWAY COTABATO 3RD DEO Award a ₱4.2M contract to ANGKAT CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
247a030d4c17426103aadaebcc6c5be48aab02ad086863bafd7108f50fdb8991
Status:
Included and unchanged
Block:
#4,755 1,258 blocks after it
Position in block:
Transaction 362 of 2,810
Award day:
Mar 23, 2022 (4 yrs 7 mo ago)
Value:
₱4,180,354.79
Project:
22MI0073
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 #4,755 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 2022 CSSP", i.e. the FY2022 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 HIGHWAY COTABATO 3RD DEO awarded it to ANGKAT CONSTRUCTION AND SUPPLIES on 2022-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22MI0073: 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 2022-08-08). 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 247a030d4c…db8991now …
- 2. Block Merkle root changedstored 63af5e405d…b418bbnow …
- 3. Block #4755 hash changedstored 644c2530fa…dcbb1enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (12 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,809 records. Each step hashes the current value together with the sibling shown.
- leaf 247a030d4c17426103aadaebcc6c5be48aab02ad086863bafd7108f50fdb8991
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- 02 L 8976e4d508065b936fbc06801fff2af2b3d73d570f24e54b235b612756e77e90
- 03 R 9b81fb501c179ba5d95b0fbce98d9be751ad48c7689aabea2984ab1f5906ed48
- 04 L d2da32304c5493a7b7c7fac1b37c195551466291a2de89dd0afc4e8554c34915
- 05 R 8ef722bbf778eb5f8e0cceff16326dcea146573ae0c814b1b443293fa41dd0fb
- 06 L 6df128134b9cf07e75e63dd5b5ff420f726c232c89531c18a3f489a4ff0dc73a
- 07 L ee35233ee873f4605d42825b1e12c9843c0e1eac12eaa554851edefaaf9b980c
- 08 R 442c3a447405861836a3a1dfd4c7b39053bd120963aa49b62e027963770fd92a
- 09 L b3f575c92a8b53c3ba24db1ada33711b2573685247fb22ad428ba75da44f3bfa
- 10 R c9037147dbbfae0a205e4986036cb69c674e5d322e8b138752e8b6fbd6ab1864
- 11 R eb03f3a7055bce3c70ae993d9025ba5b3d120b8da8cd2e997b021257fe08c754
- 12 R a7bef854399dc6685d0a2f68ba8ba711a6874fdbfe5f30891fcdce900425fc1b
- root 63af5e405d5c4d05172a1caced43fe6e414da691797cbdae170f6ff9c1b418bb