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 - PAMPANGA 2ND DEO Award a ₱3.0M contract to DMDANAN CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
e355847bdaa414f203cccbbb606c163676e1ccb52607b0447d8399690ee1db63
Status:
Included and unchanged
Block:
#5,530 483 blocks after it
Position in block:
Transaction 331 of 377
Award day:
Jun 11, 2024 (2 yrs 5 mo ago)
Value:
₱3,025,714.84
Project:
23CH0124
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 #5,530 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 CSSP", 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 - PAMPANGA 2ND DEO awarded it to DMDANAN CONSTRUCTION AND TRADING on 2024-06-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CH0124: 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 2024-12-04). 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 e355847bda…e1db63now …
- 2. Block Merkle root changedstored b51d6203b8…9a9f30now …
- 3. Block #5530 hash changedstored aee94ec81c…1f39a1now …
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 376 records. Each step hashes the current value together with the sibling shown.
- leaf e355847bdaa414f203cccbbb606c163676e1ccb52607b0447d8399690ee1db63
- 01 L e261a4ff96dcf3a97aa54c4331dbc27d0df8e71cfdc23809a0260b74f246260d
- 02 L d812963844dbc95eaa9910a010d1ae66dc7109a6a4713212a98375d7b08fee7c
- 03 R 3aea28fc6dfd5cf522a00da46e00006fba4c2a1955a1ce9dba44419fc4898f8e
- 04 L 6fe5bc3a396fa9c5f8a1d7e45f1caf1726c0b163739dee6e910f3db034ba4264
- 05 R 6832e6103af676bff98413b4ce2870c71924cc118a04ca49f725239ae44704f2
- 06 R 64ca81243a1f33efa14dfa4513a79a4fd7afed837d0521f31ca0a312aab5a2a3
- 07 L 53f402734fe74e028d03ef9e4b3282b1c1334657b1202bbb85aa85ff29b1fcb2
- 08 R 2a05a9c614cc17d1be2cbc2343e7c8f8973f3e12a128ee45160b73e0e734020f
- 09 L 50c96134e27d45d7e572e29b1fc19b088775dc708234391be399ac50072c5560
- root b51d6203b81cc2f79fa51718df87bdcc148cd05679cbc399c5d1baa1c29a9f30