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 - DAVAO DEL NORTE DE Award a ₱19.4M contract to LEGACY CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
0ea45b82d8d01f8d741ad4261b3a59a8f7d96d41c35dfeaef7df9e1b790579ec
Status:
Included and unchanged
Block:
#4,512 1,501 blocks after it
Position in block:
Transaction 14 of 335
Award day:
Jul 19, 2021 (5 yrs 3 mo ago)
Value:
₱19,404,000.00
Project:
21LC0010 - Daang Maharlika (MN) – K1456+600
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 #4,512 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 OO-1", 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 - DAVAO DEL NORTE DE awarded it to LEGACY CONSTRUCTION CORPORATION on 2021-07-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21LC0010: 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 2021-12-20). 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 0ea45b82d8…0579ecnow …
- 2. Block Merkle root changedstored e07a583c1c…a85704now …
- 3. Block #4512 hash changedstored e3e2824b94…29763cnow …
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 334 records. Each step hashes the current value together with the sibling shown.
- leaf 0ea45b82d8d01f8d741ad4261b3a59a8f7d96d41c35dfeaef7df9e1b790579ec
- 01 R 0ea7da254d51e05e2344a0f9d7aa098948c64708a5c556ba854471084cb2f463
- 02 L 4818e16e2edbc49522ebe91313e228b26582cff787864d379ccbb772e5faadd3
- 03 L b0c088de9fef533fa901919ec887598c84d3add0ac17c04bc6fbe86c35f4b9b2
- 04 L bb5cccc316aa4ce1afd25d6baca4afa70bc0612957e33e457c5c349dfa934fff
- 05 R ffc5574b4e9c870fc04b4e472513ba3866e11faa07fc5fd30e393b4a23f616c4
- 06 R 857139ce8e18549ca2dbbf9aebec8c4509b86c50a71715ba816664d81e9d18cc
- 07 R 8956a8b74ca7bb7f73ee3c70adade324694d4a3ed5eaacdeafec618fd95e6788
- 08 R 60e39db56591f1f778612d21b459c49ac5ffafc5a661e53b6ec038f7c6227d01
- 09 R 5351f0d043bbf9ade886d8be6297f43f1b0b1e7ae3a483781c9b2dd8b23c0182
- root e07a583c1c9f79aeb318789e3bf12eeceb0f3a79bf190c1802dcb555aca85704