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 ₱16.4M contract to CEDAR CONSTRUCTIONNational agencies
Transaction hash:
0b669629becb7a7ae91c46ddb10b43753564b7e01a8bb87fcb07ab1c69632be8
Status:
Included and unchanged
Block:
#4,520 1,493 blocks after it
Position in block:
Transaction 13 of 277
Award day:
Jul 27, 2021 (5 yrs 3 mo ago)
Value:
₱16,409,945.71
Project:
21CH0115
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 #4,520 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 2021 DA FMR", 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 - PAMPANGA 2ND DEO awarded it to CEDAR CONSTRUCTION on 2021-07-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21CH0115: 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 2021-12-13). 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 0b669629be…632be8now …
- 2. Block Merkle root changedstored 1b20ce61e6…10d4f3now …
- 3. Block #4520 hash changedstored a61c5afc0f…0dad09now …
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 276 records. Each step hashes the current value together with the sibling shown.
- leaf 0b669629becb7a7ae91c46ddb10b43753564b7e01a8bb87fcb07ab1c69632be8
- 01 L 0af2a76eaa2ef59d2a90a7f5641788d0823112378bdaaa924c03585f38af5e08
- 02 R 9e71d0ada603d91141d392c623f7a5dfb014e1b9bc0804ad39ecd399c41b49e7
- 03 L 156725b682543daad8eecad52896221344deecb048ebd7951b59ff0e07ce5e40
- 04 L 3280e60569fcb355055c970f3ef8093c176f542c9882600cf43893b171085e1a
- 05 R 84c2a51856bee8b8e4fc6a96add222fff46c9e033a8abe138244e34644ce906c
- 06 R 397300beaf3dfb3c97406d3de28ffe221920e67e5187e33f3a6c5d28d4bd6e0e
- 07 R f964b70dd5c23178434e083ed966d031ad4ecba785f8385008fe0af93bfc33d6
- 08 R b8cd47389694886199dba85293af7cc9f51e693581924aa12ae02d12078a980e
- 09 R a8ea9db3430c6550c62467992232b271966d76af7d1f9b00245a9dd48f65a03c
- root 1b20ce61e61842e681fc86feda646cfe3aa35bf2cc569fbe410535629f10d4f3