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 - MASBATE 1ST DEO Award a ₱52.0M contract to SPRING STAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
7ccdd30820fa89931df293cd9a1675f5a111c5d315ee59b3a635ec0cf02f556e
Status:
Included and unchanged
Block:
#3,491 2,522 blocks after it
Position in block:
Transaction 193 of 399
Award day:
Jul 30, 2018 (8 yrs 3 mo ago)
Value:
₱51,957,184.06
Project:
18FI0038
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 #3,491 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 2018 OO-1", i.e. the FY2018 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 - MASBATE 1ST DEO awarded it to SPRING STAR CONSTRUCTION AND SUPPLY on 2018-07-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18FI0038: 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 2019-11-14). 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 7ccdd30820…2f556enow …
- 2. Block Merkle root changedstored 4f399b2d77…2e0b0cnow …
- 3. Block #3491 hash changedstored 88a8ee424d…916522now …
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 398 records. Each step hashes the current value together with the sibling shown.
- leaf 7ccdd30820fa89931df293cd9a1675f5a111c5d315ee59b3a635ec0cf02f556e
- 01 L 7be4565b88c393d29937a606634c2f8c23c48a5e73a0f6f935c59345597dadea
- 02 R a44c37750f74235586cbd7ed05820335b0e17f3117a86927e567a9137d41b391
- 03 R 18172b72d319af1d28f25e0eb7dead04f733d41d1135555821d6b29ed504acf1
- 04 R 02c537ea3300fd60ac3ddf7a1896a153ede7af1b28e60830ea99bc52622e967e
- 05 R f726741c45a7179dca2a90c0e2fd9fb41e9c69ac5ad6b015bb4cea5ddb17447e
- 06 R aaa45aa1772882241e8524161e9e6ce52ca4c532277037044166de7e1e947ff6
- 07 L d63b9b4137b4f7bbddad91d9f46cedbf280603e5011009d31ca08a4f86d3c259
- 08 L c8b7db686afdfd1992d1304ec57f8d864b91ae4f2fc04ac1b0b14a282ef9d3dd
- 09 R 8dd685713fe99ff975623a76fa4cbd4377f978a1587a931bfbc4716a39773ae7
- root 4f399b2d77c82fa4be22641b7f1c799c507cbf685a15407ac10e1d55ae2e0b0c