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 - REGION X Award a ₱2.0M contract to CTML CONSTRUCTIONNational agencies
Transaction hash:
40d6471aa0ca6cccb348b667bdb2e2bc42bbd01db9162ce42e9062f0a303b1b9
Status:
Included and unchanged
Block:
#4,598 1,415 blocks after it
Position in block:
Transaction 44 of 213
Award day:
Oct 14, 2021 (5 yrs 1 mo ago)
Value:
₱1,960,199.73
Project:
21K00340
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 #4,598 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 2021 LP", i.e. the FY2021 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 - REGION X awarded it to CTML CONSTRUCTION on 2021-10-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21K00340: 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 2022-01-19). 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 40d6471aa0…03b1b9now …
- 2. Block Merkle root changedstored b12ea5258b…c0cbb6now …
- 3. Block #4598 hash changedstored af562b08e9…f6b9a4now …
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 212 records. Each step hashes the current value together with the sibling shown.
- leaf 40d6471aa0ca6cccb348b667bdb2e2bc42bbd01db9162ce42e9062f0a303b1b9
- 01 R 414a4767003436b370f2cd6b1fe8aaa9764fac254708e34579f3175ef4436a0f
- 02 R 401d8d3a236efb8a651283f728581bc60fe102d50a56be796fa8ead6a0f677c4
- 03 L 729dfbd713a30cda938617bc4f5f1419068d447ba738b9f3767ea5013cacd8ca
- 04 L 1b9783ed6e7ce76017c9bdd518476c2cfd37555c6576f9f1b61a02e25c52d528
- 05 R 90abe51aaf4fe57ee605cb4a57771544349ecc6baa0debd85517ed2834f91893
- 06 L 47ea8cb83d1f7a4d9ce427c5b22f2382d6cd7827a9859c6df8a92adb2d91c25b
- 07 R db42ae319328427df3a744f6ac9c5944f09217f83aff137157f481518b62f019
- 08 R ced8bac93d47932ab861c69f35a92a980acdea61c2850d3a9c3ab53537a5c10c
- root b12ea5258bd537d0db86a7235f0c9a8043699095aacf6e3ad31cfb5817c0cbb6