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 3N CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
4ea6181237efe2ccbe616b0e4db757ea734aa64bd91d79467bd4b0aef5fa21d7
Status:
Included and unchanged
Block:
#4,466 1,547 blocks after it
Position in block:
Transaction 45 of 178
Award day:
Jun 1, 2021 (5 yrs 5 mo ago)
Value:
₱2,947,252.64
Project:
21HA0159
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 #4,466 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 LP", 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 - BOHOL 1ST ED awarded it to 3N CONSTRUCTION & SUPPLY on 2021-06-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HA0159: 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 2021-09-14). 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 4ea6181237…fa21d7now …
- 2. Block Merkle root changedstored ca5974fed3…2d2d31now …
- 3. Block #4466 hash changedstored 32fd88fcf2…762060now …
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 177 records. Each step hashes the current value together with the sibling shown.
- leaf 4ea6181237efe2ccbe616b0e4db757ea734aa64bd91d79467bd4b0aef5fa21d7
- 01 L 4a7469aea7240ec07985e892dde1f0a327d6b6dd530f70e6f86fb2d1e5cb0cc9
- 02 R e53bddf148d0980b161b28b128c34b2412b3ccb615e580deaaca344889bb1d0c
- 03 L 7d7709d2796ed4191131e001e00e77aa2b3b1d02d26613a515bcde6250d19652
- 04 L 865c7b608b1fbab3b7dfae5cb5309f4730d0c002dd7b5962c13e1019352e8ab6
- 05 R cabf4912418e448db35993fe6e362c4624d92af8cf7f43ee629fd3f034381c3e
- 06 L d662f3a02fc899bc209c1894ab8f13ca2db52e7590adabc73757af2a8f52247b
- 07 R 545c71df55cdd2d37af96292dee3a6865072c9b887835fcdd2bf1293fc91aa90
- 08 R ec0905778b5a35e20c870c5a5419448a8a9883c860489d9de74f21a4b593a639
- root ca5974fed34cb5ae81baaee3894019dba0f3cd3746123e7426068d1ecb2d2d31