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 - TARLAC DEO Award a ₱2.4M contract to JAM-C BUILDERSNational agencies
Transaction hash:
8a83bd96ff08f1fb8a8817b3fcdc5c493d7789b15893544f5578410ee4eb801f
Status:
Included and unchanged
Block:
#2,746 3,267 blocks after it
Position in block:
Transaction 81 of 158
Award day:
May 25, 2016 (10 yrs 5 mo ago)
Value:
₱2,393,471.70
Project:
Construction of TVL, Sta Ines NHS, Sta Ignacia, Ta
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 #2,746 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 "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 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 - TARLAC DEO awarded it to JAM-C BUILDERS on 2016-05-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CJ0053: 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 2016-09-13). 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 8a83bd96ff…eb801fnow …
- 2. Block Merkle root changedstored 6a623d1bcb…61e608now …
- 3. Block #2746 hash changedstored 31c1aedf8a…c31f18now …
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 157 records. Each step hashes the current value together with the sibling shown.
- leaf 8a83bd96ff08f1fb8a8817b3fcdc5c493d7789b15893544f5578410ee4eb801f
- 01 L 88f52d55e5c11ea8723307c6eaca58e0b55d401c0879d1cb6fa4e6d7f149d8a6
- 02 R 1ec7c245fa19653926c17f47afcfabc3fd67feed07bb6eccb7976091727d2141
- 03 R 5eac01550311525e3a54739550b3d9f9482bc05d7b60bfa9fe46d0cee889ccbf
- 04 R 30af7c7d6b3266591ad1941624c6dab73e984ce71cfef2ed30816195036d5862
- 05 L 5f0b4250063fef9ed3ed0286a805b30f14be95cd32f5f0efe99dad3b0f1290f5
- 06 R 48bb99784740ea1b7671d1436c113fda41984056071e71a95d252e7560ffb569
- 07 L 794edbb7ae0d91abc7a079f97363599669cf2852cd242f22efd2cf67ddef060b
- 08 R c653f3ee9ccd06ceee2b63947425c0ce67181f00f1d0411e96233fc86204ec99
- root 6a623d1bcbf0925634d89fbfcab10bc5c0ee32ac0e8532aadb4c7e706361e608