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 III Award a ₱75.7M contract to CHRISTIAN IAN CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
52703c095a8ffc296403c19afbd41c000714aecf3a3495451956bbc59368aa3a
Status:
Included and unchanged
Block:
#5,068 945 blocks after it
Position in block:
Transaction 55 of 207
Award day:
Feb 16, 2023 (3 yrs 8 mo ago)
Value:
₱75,654,891.15
Project:
23C00015
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 #5,068 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 2023 OO-1", i.e. the FY2023 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 III awarded it to CHRISTIAN IAN CONSTRUCTION CORPORATION on 2023-02-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23C00015: 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 2024-12-20). 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 52703c095a…68aa3anow …
- 2. Block Merkle root changedstored 6512c36fa2…e764e4now …
- 3. Block #5068 hash changedstored 9ac90eae4a…f76084now …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf 52703c095a8ffc296403c19afbd41c000714aecf3a3495451956bbc59368aa3a
- 01 L 51e43e9d8de71f7d47326867e9ebd75c4656a0742a3ae8aaf273f9523a886030
- 02 L bbca22eed51bea4059bc121f04e91428a1c9bb7617a230a5aa7e040a4c35e8b5
- 03 L 162477ff9f72376c7f206512a8dc5d48d65eb13d2d93fc88cc3fdbbb338e14e3
- 04 R a548043baefe35052d246b6788da5272e03e2a9afcc3590c7b4640d176ded6a6
- 05 L c94b071f11ea7beac3bf63008d366489d6f00bd55bb48675a95444d0b7bbb86e
- 06 L 1b9bb8eff8cced4e6bbd90f978db26020472d3796acd0e7d9a427e768b2f0eee
- 07 R 5eb3227d3b5834a46a88fb45b2d75f3ea93b53d6248d93719d50ac45b21d0498
- 08 R c62acd13228f0dbbe79b99a7072e80119ec4cdd55b47b223747f7aed3ea0f964
- root 6512c36fa27a794ceb5aebd248785a41d1562436e0887ce87e076f9fbde764e4