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 - BOHOL 1ST ED Award a ₱2.9M contract to A. A. DE VERA CONSTRUCTIONNational agencies
Transaction hash:
dfa02cd1556ebacc8227c2d0d95bf1dc99c68220550b1cc74764c98471850ea8
Status:
Included and unchanged
Block:
#2,409 3,604 blocks after it
Position in block:
Transaction 126 of 140
Award day:
May 18, 2015 (11 yrs 5 mo ago)
Value:
₱2,900,000.00
Project:
15HA0051
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 #2,409 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)The award does not say which budget line pays for it.Not published
- 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 - BOHOL 1ST ED awarded it to A. A. DE VERA CONSTRUCTION on 2015-05-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 dfa02cd155…850ea8now …
- 2. Block Merkle root changedstored 26a3797494…f591d4now …
- 3. Block #2409 hash changedstored 83afef5351…9e7b61now …
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 139 records. Each step hashes the current value together with the sibling shown.
- leaf dfa02cd1556ebacc8227c2d0d95bf1dc99c68220550b1cc74764c98471850ea8
- 01 R e6d293870f4d7122bc96bd6733f28cd16da671837a4ac3dacf8039edfc7fcd61
- 02 L 9b91bd9f6fe6d114361bf1d6294b7279d9727492dc6a1717a880d1337f79401d
- 03 L b53d0b11dc3f8dcee8c8ec0ece59df9d8239e4a895efd282a09cadc313a2eaf7
- 04 L 9408cb2279ff34a79a43e209f3cbf47030e89ae9a4d5953a2b0ddad78187792c
- 05 L e48b8b9c2b1b972c0ba957f93078c6744dbf35be558be7f5d4abac54324bc7b5
- 06 L 161432dd897d0767d286e67ee8c52cd58e1f4fc734d48200bb5a22290c4c69b2
- 07 L 63e2f1f6638b9400a7b3a85d1954b2fe7fb3608599c785b1f50b947b6626de21
- 08 R a4d58f95607336a51cc50eafa5279063358c5584ecfc9dfbcf0db2ddb867dbc7
- root 26a3797494e433927cb4ba576c7b5a35b1753e85581f19323b5bb9ada0f591d4