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 - BENGUET I DEO Award a ₱4.8M contract to J.L. MALECDAN CONSTRUCTIONNational agencies
Transaction hash:
6aee49a116aae9031b56d99eafef1ba597f11602cbcef0bc2b80a9b6389a32d8
Status:
Included and unchanged
Block:
#4,848 1,165 blocks after it
Position in block:
Transaction 92 of 208
Award day:
Jul 6, 2022 (4 yrs 4 mo ago)
Value:
₱4,849,760.97
Project:
Construction of Road
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 #4,848 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 HIGHWAYS - BENGUET I DEO awarded it to J.L. MALECDAN CONSTRUCTION on 2022-07-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22PE0065: 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 2023-01-12). 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 6aee49a116…9a32d8now …
- 2. Block Merkle root changedstored 451de8f916…9bbff8now …
- 3. Block #4848 hash changedstored c0d2696a64…337b30now …
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 207 records. Each step hashes the current value together with the sibling shown.
- leaf 6aee49a116aae9031b56d99eafef1ba597f11602cbcef0bc2b80a9b6389a32d8
- 01 R 6b4953736d245d9f9ad510b1443d6b35c72fc8255ca102145add91cfa749698b
- 02 R 3082f1e9e09d2768b7a9020aa6d7308d2fe1b0b0a91584e271e55e8d178f3323
- 03 L e716523370070a466e180d7529864e337b4215e99379040cf2cf447371a1bc2b
- 04 L 14e471e0ce7b826c04c558e1be8844599fb291651f67b5325db2f9331df90fa2
- 05 L d543bb1db06993c49d4eda0c8d09edc9bc4842f5c656593144b6e1cc4167f3ce
- 06 R 1a0b96b4f93bc00eb4259134b5ded30922d5bee019d7ce201a7d9aa77b8701c3
- 07 L 0baf1480d9821064ec868070f436fa96779391243d5c36ade46770779f40e60b
- 08 R 35ab6466de6ca60a7fbbd3e7111fa1cfced8ba8120e0471c8ee214284d74e329
- root 451de8f91653ce9d99b5f7d42dfde7fbbf16ce11ebcaaf9404f08ff3659bbff8